scripts.bundle.js

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n}function j(e){return'end'===e?'start':'start'===e?'end':e}function K(e){var t=1<arguments.length&&void 0!==arguments[1]&&arguments[1],o=le.indexOf(e),i=le.slice(o+1).concat(le.slice(0,o));return t?i.reverse():i}function q(e,t,o,i){var n=e.match(/((?:\-|\+)?\d*\.?\d*)(.*)/),r=+n[1],p=n[2];if(!r)return e;if(0===p.indexOf('%')){var s;switch(p){case'%p':s=o;break;case'%':case'%r':default:s=i;}var d=h(s);return d[t]/100*r}if('vh'===p||'vw'===p){var a;return a='vh'===p?X(document.documentElement.clientHeight,window.innerHeight||0):X(document.documentElement.clientWidth,window.innerWidth||0),a/100*r}return r}function G(e,t,o,i){var n=[0,0],r=-1!==['right','left'].indexOf(i),p=e.split(/(\+|\-)/).map(function(e){return e.trim()}),s=p.indexOf(T(p,function(e){return-1!==e.search(/,|\s/)}));p[s]&&-1===p[s].indexOf(',')&&console.warn('Offsets separated by white space(s) are deprecated, use a comma (,) instead.');var d=/\s*,\s*|\s+/,a=-1===s?[p]:[p.slice(0,s).concat([p[s].split(d)[0]]),[p[s].split(d)[1]].concat(p.slice(s+1))];return a=a.map(function(e,i){var n=(1===i?!r:r)?'height':'width',p=!1;return e.reduce(function(e,t){return''===e[e.length-1]&&-1!==['+','-'].indexOf(t)?(e[e.length-1]=t,p=!0,e):p?(e[e.length-1]+=t,p=!1,e):e.concat(t)},[]).map(function(e){return q(e,n,t,o)})}),a.forEach(function(e,t){e.forEach(function(o,i){R(o)&&(n[t]+=o*('-'===e[i-1]?-1:1))})}),n}function z(e,t){var o,i=t.offset,n=e.placement,r=e.offsets,p=r.popper,s=r.reference,d=n.split('-')[0];return o=R(+i)?[+i,0]:G(i,p,s,d),'left'===d?(p.top+=o[0],p.left-=o[1]):'right'===d?(p.top+=o[0],p.left+=o[1]):'top'===d?(p.left+=o[0],p.top-=o[1]):'bottom'===d&&(p.left+=o[0],p.top+=o[1]),e.popper=p,e}for(var V=Math.min,_=Math.floor,X=Math.max,Q=['native code','[object MutationObserverConstructor]'],J=function(e){return Q.some(function(t){return-1<(e||'').toString().indexOf(t)})},Z='undefined'!=typeof window,$=['Edge','Trident','Firefox'],ee=0,te=0;te<$.length;te+=1)if(Z&&0<=navigator.userAgent.indexOf($[te])){ee=1;break}var i,oe=Z&&J(window.MutationObserver),ie=oe?function(e){var t=!1,o=0,i=document.createElement('span'),n=new MutationObserver(function(){e(),t=!1});return n.observe(i,{attributes:!0}),function(){t||(t=!0,i.setAttribute('x-index',o),++o)}}:function(e){var t=!1;return function(){t||(t=!0,setTimeout(function(){t=!1,e()},ee))}},ne=function(){return void 0==i&&(i=-1!==navigator.appVersion.indexOf('MSIE 10')),i},re=function(e,t){if(!(e instanceof t))throw new TypeError('Cannot call a class as a function')},pe=function(){function e(e,t){for(var o,n=0;n<t.length;n++)o=t[n],o.enumerable=o.enumerable||!1,o.configurable=!0,'value'in o&&(o.writable=!0),Object.defineProperty(e,o.key,o)}return function(t,o,i){return o&&e(t.prototype,o),i&&e(t,i),t}}(),se=function(e,t,o){return t in e?Object.defineProperty(e,t,{value:o,enumerable:!0,configurable:!0,writable:!0}):e[t]=o,e},de=Object.assign||function(e){for(var t,o=1;o<arguments.length;o++)for(var i in t=arguments[o],t)Object.prototype.hasOwnProperty.call(t,i)&&(e[i]=t[i]);return e},ae=['auto-start','auto','auto-end','top-start','top','top-end','right-start','right','right-end','bottom-end','bottom','bottom-start','left-end','left','left-start'],le=ae.slice(3),fe={FLIP:'flip',CLOCKWISE:'clockwise',COUNTERCLOCKWISE:'counterclockwise'},me=function(){function t(o,i){var n=this,r=2<arguments.length&&void 0!==arguments[2]?arguments[2]:{};re(this,t),this.scheduleUpdate=function(){return requestAnimationFrame(n.update)},this.update=ie(this.update.bind(this)),this.options=de({},t.Defaults,r),this.state={isDestroyed:!1,isCreated:!1,scrollParents:[]},this.reference=o.jquery?o[0]:o,this.popper=i.jquery?i[0]:i,this.options.modifiers={},Object.keys(de({},t.Defaults.modifiers,r.modifiers)).forEach(function(e){n.options.modifiers[e]=de({},t.Defaults.modifiers[e]||{},r.modifiers?r.modifiers[e]:{})}),this.modifiers=Object.keys(this.options.modifiers).map(function(e){return de({name:e},n.options.modifiers[e])}).sort(function(e,t){return e.order-t.order}),this.modifiers.forEach(function(t){t.enabled&&e(t.onLoad)&&t.onLoad(n.reference,n.popper,n.options,t,n.state)}),this.update();var p=this.options.eventsEnabled;p&&this.enableEventListeners(),this.state.eventsEnabled=p}return pe(t,[{key:'update',value:function(){return k.call(this)}},{key:'destroy',value:function(){return P.call(this)}},{key:'enableEventListeners',value:function(){return A.call(this)}},{key:'disableEventListeners',value:function(){return I.call(this)}}]),t}();return me.Utils=('undefined'==typeof window?global:window).PopperUtils,me.placements=ae,me.Defaults={placement:'bottom',eventsEnabled:!0,removeOnDestroy:!1,onCreate:function(){},onUpdate:function(){},modifiers:{shift:{order:100,enabled:!0,fn:function(e){var t=e.placement,o=t.split('-')[0],i=t.split('-')[1];if(i){var n=e.offsets,r=n.reference,p=n.popper,s=-1!==['bottom','top'].indexOf(o),d=s?'left':'top',a=s?'width':'height',l={start:se({},d,r[d]),end:se({},d,r[d]+r[a]-p[a])};e.offsets.popper=de({},p,l[i])}return e}},offset:{order:200,enabled:!0,fn:z,offset:0},preventOverflow:{order:300,enabled:!0,fn:function(e,t){var o=t.boundariesElement||r(e.instance.popper);e.instance.reference===o&&(o=r(o));var i=w(e.instance.popper,e.instance.reference,t.padding,o);t.boundaries=i;var n=t.priority,p=e.offsets.popper,s={primary:function(e){var o=p[e];return p[e]<i[e]&&!t.escapeWithReference&&(o=X(p[e],i[e])),se({},e,o)},secondary:function(e){var o='right'===e?'left':'top',n=p[o];return p[e]>i[e]&&!t.escapeWithReference&&(n=V(p[o],i[e]-('right'===e?p.width:p.height))),se({},o,n)}};return n.forEach(function(e){var t=-1===['left','top'].indexOf(e)?'secondary':'primary';p=de({},p,s[t](e))}),e.offsets.popper=p,e},priority:['left','right','top','bottom'],padding:5,boundariesElement:'scrollParent'},keepTogether:{order:400,enabled:!0,fn:function(e){var t=e.offsets,o=t.popper,i=t.reference,n=e.placement.split('-')[0],r=_,p=-1!==['top','bottom'].indexOf(n),s=p?'right':'bottom',d=p?'left':'top',a=p?'width':'height';return o[s]<r(i[d])&&(e.offsets.popper[d]=r(i[d])-o[a]),o[d]>r(i[s])&&(e.offsets.popper[d]=r(i[s])),e}},arrow:{order:500,enabled:!0,fn:function(e,o){if(!F(e.instance.modifiers,'arrow','keepTogether'))return e;var i=o.element;if('string'==typeof i){if(i=e.instance.popper.querySelector(i),!i)return e;}else if(!e.instance.popper.contains(i))return console.warn('WARNING: `arrow.element` must be child of its popper element!'),e;var n=e.placement.split('-')[0],r=e.offsets,p=r.popper,s=r.reference,d=-1!==['left','right'].indexOf(n),a=d?'height':'width',l=d?'Top':'Left',f=l.toLowerCase(),m=d?'left':'top',c=d?'bottom':'right',g=O(i)[a];s[c]-g<p[f]&&(e.offsets.popper[f]-=p[f]-(s[c]-g)),s[f]+g>p[c]&&(e.offsets.popper[f]+=s[f]+g-p[c]);var u=s[f]+s[a]/2-g/2,b=t(e.instance.popper,'margin'+l).replace('px',''),y=u-h(e.offsets.popper)[f]-b;return y=X(V(p[a]-g,y),0),e.arrowElement=i,e.offsets.arrow={},e.offsets.arrow[f]=Math.round(y),e.offsets.arrow[m]='',e},element:'[x-arrow]'},flip:{order:600,enabled:!0,fn:function(e,t){if(W(e.instance.modifiers,'inner'))return e;if(e.flipped&&e.placement===e.originalPlacement)return e;var o=w(e.instance.popper,e.instance.reference,t.padding,t.boundariesElement),i=e.placement.split('-')[0],n=L(i),r=e.placement.split('-')[1]||'',p=[];switch(t.behavior){case fe.FLIP:p=[i,n];break;case fe.CLOCKWISE:p=K(i);break;case fe.COUNTERCLOCKWISE:p=K(i,!0);break;default:p=t.behavior;}return p.forEach(function(s,d){if(i!==s||p.length===d+1)return e;i=e.placement.split('-')[0],n=L(i);var a=e.offsets.popper,l=e.offsets.reference,f=_,m='left'===i&&f(a.right)>f(l.left)||'right'===i&&f(a.left)<f(l.right)||'top'===i&&f(a.bottom)>f(l.top)||'bottom'===i&&f(a.top)<f(l.bottom),c=f(a.left)<f(o.left),h=f(a.right)>f(o.right),g=f(a.top)<f(o.top),u=f(a.bottom)>f(o.bottom),b='left'===i&&c||'right'===i&&h||'top'===i&&g||'bottom'===i&&u,y=-1!==['top','bottom'].indexOf(i),w=!!t.flipVariations&&(y&&'start'===r&&c||y&&'end'===r&&h||!y&&'start'===r&&g||!y&&'end'===r&&u);(m||b||w)&&(e.flipped=!0,(m||b)&&(i=p[d+1]),w&&(r=j(r)),e.placement=i+(r?'-'+r:''),e.offsets.popper=de({},e.offsets.popper,S(e.instance.popper,e.offsets.reference,e.placement)),e=N(e.instance.modifiers,e,'flip'))}),e},behavior:'flip',padding:5,boundariesElement:'viewport'},inner:{order:700,enabled:!1,fn:function(e){var t=e.placement,o=t.split('-')[0],i=e.offsets,n=i.popper,r=i.reference,p=-1!==['left','right'].indexOf(o),s=-1===['top','left'].indexOf(o);return n[p?'left':'top']=r[o]-(s?n[p?'width':'height']:0),e.placement=L(t),e.offsets.popper=h(n),e}},hide:{order:800,enabled:!0,fn:function(e){if(!F(e.instance.modifiers,'hide','preventOverflow'))return e;var t=e.offsets.reference,o=T(e.instance.modifiers,function(e){return'preventOverflow'===e.name}).boundaries;if(t.bottom<o.top||t.left>o.right||t.top>o.bottom||t.right<o.left){if(!0===e.hide)return e;e.hide=!0,e.attributes['x-out-of-boundaries']=''}else{if(!1===e.hide)return e;e.hide=!1,e.attributes['x-out-of-boundaries']=!1}return e}},computeStyle:{order:850,enabled:!0,fn:function(e,t){var o=t.x,i=t.y,n=e.offsets.popper,p=T(e.instance.modifiers,function(e){return'applyStyle'===e.name}).gpuAcceleration;void 0!==p&&console.warn('WARNING: `gpuAcceleration` option moved to `computeStyle` modifier and will not be supported in future versions of Popper.js!');var s,d,a=void 0===p?t.gpuAcceleration:p,l=r(e.instance.popper),f=g(l),m={position:n.position},c={left:_(n.left),top:_(n.top),bottom:_(n.bottom),right:_(n.right)},h='bottom'===o?'top':'bottom',u='right'===i?'left':'right',b=B('transform');if(d='bottom'==h?-f.height+c.bottom:c.top,s='right'==u?-f.width+c.right:c.left,a&&b)m[b]='translate3d('+s+'px, '+d+'px, 0)',m[h]=0,m[u]=0,m.willChange='transform';else{var y='bottom'==h?-1:1,w='right'==u?-1:1;m[h]=d*y,m[u]=s*w,m.willChange=h+', '+u}var E={"x-placement":e.placement};return e.attributes=de({},E,e.attributes),e.styles=de({},m,e.styles),e.arrowStyles=de({},e.offsets.arrow,e.arrowStyles),e},gpuAcceleration:!0,x:'bottom',y:'right'},applyStyle:{order:900,enabled:!0,fn:function(e){return U(e.instance.popper,e.styles),Y(e.instance.popper,e.attributes),e.arrowElement&&Object.keys(e.arrowStyles).length&&U(e.arrowElement,e.arrowStyles),e},onLoad:function(e,t,o,i,n){var r=x(n,t,e),p=v(o.placement,r,t,e,o.modifiers.flip.boundariesElement,o.modifiers.flip.padding);return t.setAttribute('x-placement',p),U(t,{position:'absolute'}),o},gpuAcceleration:void 0}}},me});
//# sourceMappingURL=popper.min.js.map

/*!
 * Bootstrap v4.0.0-beta (https://getbootstrap.com)
 * Copyright 2011-2017 The Bootstrap Authors (https://github.com/twbs/bootstrap/graphs/contributors)
 * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
 */

if (typeof jQuery === 'undefined') {
  throw new Error('Bootstrap\'s JavaScript requires jQuery. jQuery must be included before Bootstrap\'s JavaScript.')
}

(function ($) {
  var version = $.fn.jquery.split(' ')[0].split('.')
  if ((version[0] < 2 && version[1] < 9) || (version[0] == 1 && version[1] == 9 && version[2] < 1) || (version[0] >= 4)) {
    throw new Error('Bootstrap\'s JavaScript requires at least jQuery v1.9.1 but less than v4.0.0')
  }
})(jQuery);

(function () {
var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) { return typeof obj; } : function (obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; };

var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();

function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }

function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

/**
 * --------------------------------------------------------------------------
 * Bootstrap (v4.0.0-beta): util.js
 * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
 * --------------------------------------------------------------------------
 */

var Util = function ($) {

  /**
   * ------------------------------------------------------------------------
   * Private TransitionEnd Helpers
   * ------------------------------------------------------------------------
   */

  var transition = false;

  var MAX_UID = 1000000;

  var TransitionEndEvent = {
    WebkitTransition: 'webkitTransitionEnd',
    MozTransition: 'transitionend',
    OTransition: 'oTransitionEnd otransitionend',
    transition: 'transitionend'

    // shoutout AngusCroll (https://goo.gl/pxwQGp)
  };function toType(obj) {
    return {}.toString.call(obj).match(/\s([a-zA-Z]+)/)[1].toLowerCase();
  }

  function isElement(obj) {
    return (obj[0] || obj).nodeType;
  }

  function getSpecialTransitionEndEvent() {
    return {
      bindType: transition.end,
      delegateType: transition.end,
      handle: function handle(event) {
        if ($(event.target).is(this)) {
          return event.handleObj.handler.apply(this, arguments); // eslint-disable-line prefer-rest-params
        }
        return undefined;
      }
    };
  }

  function transitionEndTest() {
    if (window.QUnit) {
      return false;
    }

    var el = document.createElement('bootstrap');

    for (var name in TransitionEndEvent) {
      if (el.style[name] !== undefined) {
        return {
          end: TransitionEndEvent[name]
        };
      }
    }

    return false;
  }

  function transitionEndEmulator(duration) {
    var _this = this;

    var called = false;

    $(this).one(Util.TRANSITION_END, function () {
      called = true;
    });

    setTimeout(function () {
      if (!called) {
        Util.triggerTransitionEnd(_this);
      }
    }, duration);

    return this;
  }

  function setTransitionEndSupport() {
    transition = transitionEndTest();

    $.fn.emulateTransitionEnd = transitionEndEmulator;

    if (Util.supportsTransitionEnd()) {
      $.event.special[Util.TRANSITION_END] = getSpecialTransitionEndEvent();
    }
  }

  /**
   * --------------------------------------------------------------------------
   * Public Util Api
   * --------------------------------------------------------------------------
   */

  var Util = {

    TRANSITION_END: 'bsTransitionEnd',

    getUID: function getUID(prefix) {
      do {
        // eslint-disable-next-line no-bitwise
        prefix += ~~(Math.random() * MAX_UID); // "~~" acts like a faster Math.floor() here
      } while (document.getElementById(prefix));
      return prefix;
    },
    getSelectorFromElement: function getSelectorFromElement(element) {
      var selector = element.getAttribute('data-target');
      if (!selector || selector === '#') {
        selector = element.getAttribute('href') || '';
      }

      try {
        var $selector = $(selector);
        return $selector.length > 0 ? selector : null;
      } catch (error) {
        return null;
      }
    },
    reflow: function reflow(element) {
      return element.offsetHeight;
    },
    triggerTransitionEnd: function triggerTransitionEnd(element) {
      $(element).trigger(transition.end);
    },
    supportsTransitionEnd: function supportsTransitionEnd() {
      return Boolean(transition);
    },
    typeCheckConfig: function typeCheckConfig(componentName, config, configTypes) {
      for (var property in configTypes) {
        if (configTypes.hasOwnProperty(property)) {
          var expectedTypes = configTypes[property];
          var value = config[property];
          var valueType = value && isElement(value) ? 'element' : toType(value);

          if (!new RegExp(expectedTypes).test(valueType)) {
            throw new Error(componentName.toUpperCase() + ': ' + ('Option "' + property + '" provided type "' + valueType + '" ') + ('but expected type "' + expectedTypes + '".'));
          }
        }
      }
    }
  };

  setTransitionEndSupport();

  return Util;
}(jQuery);

/**
 * --------------------------------------------------------------------------
 * Bootstrap (v4.0.0-beta): alert.js
 * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
 * --------------------------------------------------------------------------
 */

var Alert = function ($) {

  /**
   * ------------------------------------------------------------------------
   * Constants
   * ------------------------------------------------------------------------
   */

  var NAME = 'alert';
  var VERSION = '4.0.0-beta';
  var DATA_KEY = 'bs.alert';
  var EVENT_KEY = '.' + DATA_KEY;
  var DATA_API_KEY = '.data-api';
  var JQUERY_NO_CONFLICT = $.fn[NAME];
  var TRANSITION_DURATION = 150;

  var Selector = {
    DISMISS: '[data-dismiss="alert"]'
  };

  var Event = {
    CLOSE: 'close' + EVENT_KEY,
    CLOSED: 'closed' + EVENT_KEY,
    CLICK_DATA_API: 'click' + EVENT_KEY + DATA_API_KEY
  };

  var ClassName = {
    ALERT: 'alert',
    FADE: 'fade',
    SHOW: 'show'

    /**
     * ------------------------------------------------------------------------
     * Class Definition
     * ------------------------------------------------------------------------
     */

  };
  var Alert = function () {
    function Alert(element) {
      _classCallCheck(this, Alert);

      this._element = element;
    }

    // getters

    // public

    Alert.prototype.close = function close(element) {
      element = element || this._element;

      var rootElement = this._getRootElement(element);
      var customEvent = this._triggerCloseEvent(rootElement);

      if (customEvent.isDefaultPrevented()) {
        return;
      }

      this._removeElement(rootElement);
    };

    Alert.prototype.dispose = function dispose() {
      $.removeData(this._element, DATA_KEY);
      this._element = null;
    };

    // private

    Alert.prototype._getRootElement = function _getRootElement(element) {
      var selector = Util.getSelectorFromElement(element);
      var parent = false;

      if (selector) {
        parent = $(selector)[0];
      }

      if (!parent) {
        parent = $(element).closest('.' + ClassName.ALERT)[0];
      }

      return parent;
    };

    Alert.prototype._triggerCloseEvent = function _triggerCloseEvent(element) {
      var closeEvent = $.Event(Event.CLOSE);

      $(element).trigger(closeEvent);
      return closeEvent;
    };

    Alert.prototype._removeElement = function _removeElement(element) {
      var _this2 = this;

      $(element).removeClass(ClassName.SHOW);

      if (!Util.supportsTransitionEnd() || !$(element).hasClass(ClassName.FADE)) {
        this._destroyElement(element);
        return;
      }

      $(element).one(Util.TRANSITION_END, function (event) {
        return _this2._destroyElement(element, event);
      }).emulateTransitionEnd(TRANSITION_DURATION);
    };

    Alert.prototype._destroyElement = function _destroyElement(element) {
      $(element).detach().trigger(Event.CLOSED).remove();
    };

    // static

    Alert._jQueryInterface = function _jQueryInterface(config) {
      return this.each(function () {
        var $element = $(this);
        var data = $element.data(DATA_KEY);

        if (!data) {
          data = new Alert(this);
          $element.data(DATA_KEY, data);
        }

        if (config === 'close') {
          data[config](this);
        }
      });
    };

    Alert._handleDismiss = function _handleDismiss(alertInstance) {
      return function (event) {
        if (event) {
          event.preventDefault();
        }

        alertInstance.close(this);
      };
    };

    _createClass(Alert, null, [{
      key: 'VERSION',
      get: function get() {
        return VERSION;
      }
    }]);

    return Alert;
  }();

  /**
   * ------------------------------------------------------------------------
   * Data Api implementation
   * ------------------------------------------------------------------------
   */

  $(document).on(Event.CLICK_DATA_API, Selector.DISMISS, Alert._handleDismiss(new Alert()));

  /**
   * ------------------------------------------------------------------------
   * jQuery
   * ------------------------------------------------------------------------
   */

  $.fn[NAME] = Alert._jQueryInterface;
  $.fn[NAME].Constructor = Alert;
  $.fn[NAME].noConflict = function () {
    $.fn[NAME] = JQUERY_NO_CONFLICT;
    return Alert._jQueryInterface;
  };

  return Alert;
}(jQuery);

/**
 * --------------------------------------------------------------------------
 * Bootstrap (v4.0.0-beta): button.js
 * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
 * --------------------------------------------------------------------------
 */

var Button = function ($) {

  /**
   * ------------------------------------------------------------------------
   * Constants
   * ------------------------------------------------------------------------
   */

  var NAME = 'button';
  var VERSION = '4.0.0-beta';
  var DATA_KEY = 'bs.button';
  var EVENT_KEY = '.' + DATA_KEY;
  var DATA_API_KEY = '.data-api';
  var JQUERY_NO_CONFLICT = $.fn[NAME];

  var ClassName = {
    ACTIVE: 'active',
    BUTTON: 'btn',
    FOCUS: 'focus'
  };

  var Selector = {
    DATA_TOGGLE_CARROT: '[data-toggle^="button"]',
    DATA_TOGGLE: '[data-toggle="buttons"]',
    INPUT: 'input',
    ACTIVE: '.active',
    BUTTON: '.btn'
  };

  var Event = {
    CLICK_DATA_API: 'click' + EVENT_KEY + DATA_API_KEY,
    FOCUS_BLUR_DATA_API: 'focus' + EVENT_KEY + DATA_API_KEY + ' ' + ('blur' + EVENT_KEY + DATA_API_KEY)

    /**
     * ------------------------------------------------------------------------
     * Class Definition
     * ------------------------------------------------------------------------
     */

  };
  var Button = function () {
    function Button(element) {
      _classCallCheck(this, Button);

      this._element = element;
    }

    // getters

    // public

    Button.prototype.toggle = function toggle() {
      var triggerChangeEvent = true;
      var addAriaPressed = true;
      var rootElement = $(this._element).closest(Selector.DATA_TOGGLE)[0];

      if (rootElement) {
        var input = $(this._element).find(Selector.INPUT)[0];

        if (input) {
          if (input.type === 'radio') {
            if (input.checked && $(this._element).hasClass(ClassName.ACTIVE)) {
              triggerChangeEvent = false;
            } else {
              var activeElement = $(rootElement).find(Selector.ACTIVE)[0];

              if (activeElement) {
                $(activeElement).removeClass(ClassName.ACTIVE);
              }
            }
          }

          if (triggerChangeEvent) {
            if (input.hasAttribute('disabled') || rootElement.hasAttribute('disabled') || input.classList.contains('disabled') || rootElement.classList.contains('disabled')) {
              return;
            }
            input.checked = !$(this._element).hasClass(ClassName.ACTIVE);
            $(input).trigger('change');
          }

          input.focus();
          addAriaPressed = false;
        }
      }

      if (addAriaPressed) {
        this._element.setAttribute('aria-pressed', !$(this._element).hasClass(ClassName.ACTIVE));
      }

      if (triggerChangeEvent) {
        $(this._element).toggleClass(ClassName.ACTIVE);
      }
    };

    Button.prototype.dispose = function dispose() {
      $.removeData(this._element, DATA_KEY);
      this._element = null;
    };

    // static

    Button._jQueryInterface = function _jQueryInterface(config) {
      return this.each(function () {
        var data = $(this).data(DATA_KEY);

        if (!data) {
          data = new Button(this);
          $(this).data(DATA_KEY, data);
        }

        if (config === 'toggle') {
          data[config]();
        }
      });
    };

    _createClass(Button, null, [{
      key: 'VERSION',
      get: function get() {
        return VERSION;
      }
    }]);

    return Button;
  }();

  /**
   * ------------------------------------------------------------------------
   * Data Api implementation
   * ------------------------------------------------------------------------
   */

  $(document).on(Event.CLICK_DATA_API, Selector.DATA_TOGGLE_CARROT, function (event) {
    event.preventDefault();

    var button = event.target;

    if (!$(button).hasClass(ClassName.BUTTON)) {
      button = $(button).closest(Selector.BUTTON);
    }

    Button._jQueryInterface.call($(button), 'toggle');
  }).on(Event.FOCUS_BLUR_DATA_API, Selector.DATA_TOGGLE_CARROT, function (event) {
    var button = $(event.target).closest(Selector.BUTTON)[0];
    $(button).toggleClass(ClassName.FOCUS, /^focus(in)?$/.test(event.type));
  });

  /**
   * ------------------------------------------------------------------------
   * jQuery
   * ------------------------------------------------------------------------
   */

  $.fn[NAME] = Button._jQueryInterface;
  $.fn[NAME].Constructor = Button;
  $.fn[NAME].noConflict = function () {
    $.fn[NAME] = JQUERY_NO_CONFLICT;
    return Button._jQueryInterface;
  };

  return Button;
}(jQuery);

/**
 * --------------------------------------------------------------------------
 * Bootstrap (v4.0.0-beta): carousel.js
 * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
 * --------------------------------------------------------------------------
 */

var Carousel = function ($) {

  /**
   * ------------------------------------------------------------------------
   * Constants
   * ------------------------------------------------------------------------
   */

  var NAME = 'carousel';
  var VERSION = '4.0.0-beta';
  var DATA_KEY = 'bs.carousel';
  var EVENT_KEY = '.' + DATA_KEY;
  var DATA_API_KEY = '.data-api';
  var JQUERY_NO_CONFLICT = $.fn[NAME];
  var TRANSITION_DURATION = 600;
  var ARROW_LEFT_KEYCODE = 37; // KeyboardEvent.which value for left arrow key
  var ARROW_RIGHT_KEYCODE = 39; // KeyboardEvent.which value for right arrow key
  var TOUCHEVENT_COMPAT_WAIT = 500; // Time for mouse compat events to fire after touch

  var Default = {
    interval: 5000,
    keyboard: true,
    slide: false,
    pause: 'hover',
    wrap: true
  };

  var DefaultType = {
    interval: '(number|boolean)',
    keyboard: 'boolean',
    slide: '(boolean|string)',
    pause: '(string|boolean)',
    wrap: 'boolean'
  };

  var Direction = {
    NEXT: 'next',
    PREV: 'prev',
    LEFT: 'left',
    RIGHT: 'right'
  };

  var Event = {
    SLIDE: 'slide' + EVENT_KEY,
    SLID: 'slid' + EVENT_KEY,
    KEYDOWN: 'keydown' + EVENT_KEY,
    MOUSEENTER: 'mouseenter' + EVENT_KEY,
    MOUSELEAVE: 'mouseleave' + EVENT_KEY,
    TOUCHEND: 'touchend' + EVENT_KEY,
    LOAD_DATA_API: 'load' + EVENT_KEY + DATA_API_KEY,
    CLICK_DATA_API: 'click' + EVENT_KEY + DATA_API_KEY
  };

  var ClassName = {
    CAROUSEL: 'carousel',
    ACTIVE: 'active',
    SLIDE: 'slide',
    RIGHT: 'carousel-item-right',
    LEFT: 'carousel-item-left',
    NEXT: 'carousel-item-next',
    PREV: 'carousel-item-prev',
    ITEM: 'carousel-item'
  };

  var Selector = {
    ACTIVE: '.active',
    ACTIVE_ITEM: '.active.carousel-item',
    ITEM: '.carousel-item',
    NEXT_PREV: '.carousel-item-next, .carousel-item-prev',
    INDICATORS: '.carousel-indicators',
    DATA_SLIDE: '[data-slide], [data-slide-to]',
    DATA_RIDE: '[data-ride="carousel"]'

    /**
     * ------------------------------------------------------------------------
     * Class Definition
     * ------------------------------------------------------------------------
     */

  };
  var Carousel = function () {
    function Carousel(element, config) {
      _classCallCheck(this, Carousel);

      this._items = null;
      this._interval = null;
      this._activeElement = null;

      this._isPaused = false;
      this._isSliding = false;

      this.touchTimeout = null;

      this._config = this._getConfig(config);
      this._element = $(element)[0];
      this._indicatorsElement = $(this._element).find(Selector.INDICATORS)[0];

      this._addEventListeners();
    }

    // getters

    // public

    Carousel.prototype.next = function next() {
      if (!this._isSliding) {
        this._slide(Direction.NEXT);
      }
    };

    Carousel.prototype.nextWhenVisible = function nextWhenVisible() {
      // Don't call next when the page isn't visible
      if (!document.hidden) {
        this.next();
      }
    };

    Carousel.prototype.prev = function prev() {
      if (!this._isSliding) {
        this._slide(Direction.PREV);
      }
    };

    Carousel.prototype.pause = function pause(event) {
      if (!event) {
        this._isPaused = true;
      }

      if ($(this._element).find(Selector.NEXT_PREV)[0] && Util.supportsTransitionEnd()) {
        Util.triggerTransitionEnd(this._element);
        this.cycle(true);
      }

      clearInterval(this._interval);
      this._interval = null;
    };

    Carousel.prototype.cycle = function cycle(event) {
      if (!event) {
        this._isPaused = false;
      }

      if (this._interval) {
        clearInterval(this._interval);
        this._interval = null;
      }

      if (this._config.interval && !this._isPaused) {
        this._interval = setInterval((document.visibilityState ? this.nextWhenVisible : this.next).bind(this), this._config.interval);
      }
    };

    Carousel.prototype.to = function to(index) {
      var _this3 = this;

      this._activeElement = $(this._element).find(Selector.ACTIVE_ITEM)[0];

      var activeIndex = this._getItemIndex(this._activeElement);

      if (index > this._items.length - 1 || index < 0) {
        return;
      }

      if (this._isSliding) {
        $(this._element).one(Event.SLID, function () {
          return _this3.to(index);
        });
        return;
      }

      if (activeIndex === index) {
        this.pause();
        this.cycle();
        return;
      }

      var direction = index > activeIndex ? Direction.NEXT : Direction.PREV;

      this._slide(direction, this._items[index]);
    };

    Carousel.prototype.dispose = function dispose() {
      $(this._element).off(EVENT_KEY);
      $.removeData(this._element, DATA_KEY);

      this._items = null;
      this._config = null;
      this._element = null;
      this._interval = null;
      this._isPaused = null;
      this._isSliding = null;
      this._activeElement = null;
      this._indicatorsElement = null;
    };

    // private

    Carousel.prototype._getConfig = function _getConfig(config) {
      config = $.extend({}, Default, config);
      Util.typeCheckConfig(NAME, config, DefaultType);
      return config;
    };

    Carousel.prototype._addEventListeners = function _addEventListeners() {
      var _this4 = this;

      if (this._config.keyboard) {
        $(this._element).on(Event.KEYDOWN, function (event) {
          return _this4._keydown(event);
        });
      }

      if (this._config.pause === 'hover') {
        $(this._element).on(Event.MOUSEENTER, function (event) {
          return _this4.pause(event);
        }).on(Event.MOUSELEAVE, function (event) {
          return _this4.cycle(event);
        });
        if ('ontouchstart' in document.documentElement) {
          // if it's a touch-enabled device, mouseenter/leave are fired as
          // part of the mouse compatibility events on first tap - the carousel
          // would stop cycling until user tapped out of it;
          // here, we listen for touchend, explicitly pause the carousel
          // (as if it's the second time we tap on it, mouseenter compat event
          // is NOT fired) and after a timeout (to allow for mouse compatibility
          // events to fire) we explicitly restart cycling
          $(this._element).on(Event.TOUCHEND, function () {
            _this4.pause();
            if (_this4.touchTimeout) {
              clearTimeout(_this4.touchTimeout);
            }
            _this4.touchTimeout = setTimeout(function (event) {
              return _this4.cycle(event);
            }, TOUCHEVENT_COMPAT_WAIT + _this4._config.interval);
          });
        }
      }
    };

    Carousel.prototype._keydown = function _keydown(event) {
      if (/input|textarea/i.test(event.target.tagName)) {
        return;
      }

      switch (event.which) {
        case ARROW_LEFT_KEYCODE:
          event.preventDefault();
          this.prev();
          break;
        case ARROW_RIGHT_KEYCODE:
          event.preventDefault();
          this.next();
          break;
        default:
          return;
      }
    };

    Carousel.prototype._getItemIndex = function _getItemIndex(element) {
      this._items = $.makeArray($(element).parent().find(Selector.ITEM));
      return this._items.indexOf(element);
    };

    Carousel.prototype._getItemByDirection = function _getItemByDirection(direction, activeElement) {
      var isNextDirection = direction === Direction.NEXT;
      var isPrevDirection = direction === Direction.PREV;
      var activeIndex = this._getItemIndex(activeElement);
      var lastItemIndex = this._items.length - 1;
      var isGoingToWrap = isPrevDirection && activeIndex === 0 || isNextDirection && activeIndex === lastItemIndex;

      if (isGoingToWrap && !this._config.wrap) {
        return activeElement;
      }

      var delta = direction === Direction.PREV ? -1 : 1;
      var itemIndex = (activeIndex + delta) % this._items.length;

      return itemIndex === -1 ? this._items[this._items.length - 1] : this._items[itemIndex];
    };

    Carousel.prototype._triggerSlideEvent = function _triggerSlideEvent(relatedTarget, eventDirectionName) {
      var targetIndex = this._getItemIndex(relatedTarget);
      var fromIndex = this._getItemIndex($(this._element).find(Selector.ACTIVE_ITEM)[0]);
      var slideEvent = $.Event(Event.SLIDE, {
        relatedTarget: relatedTarget,
        direction: eventDirectionName,
        from: fromIndex,
        to: targetIndex
      });

      $(this._element).trigger(slideEvent);

      return slideEvent;
    };

    Carousel.prototype._setActiveIndicatorElement = function _setActiveIndicatorElement(element) {
      if (this._indicatorsElement) {
        $(this._indicatorsElement).find(Selector.ACTIVE).removeClass(ClassName.ACTIVE);

        var nextIndicator = this._indicatorsElement.children[this._getItemIndex(element)];

        if (nextIndicator) {
          $(nextIndicator).addClass(ClassName.ACTIVE);
        }
      }
    };

    Carousel.prototype._slide = function _slide(direction, element) {
      var _this5 = this;

      var activeElement = $(this._element).find(Selector.ACTIVE_ITEM)[0];
      var activeElementIndex = this._getItemIndex(activeElement);
      var nextElement = element || activeElement && this._getItemByDirection(direction, activeElement);
      var nextElementIndex = this._getItemIndex(nextElement);
      var isCycling = Boolean(this._interval);

      var directionalClassName = void 0;
      var orderClassName = void 0;
      var eventDirectionName = void 0;

      if (direction === Direction.NEXT) {
        directionalClassName = ClassName.LEFT;
        orderClassName = ClassName.NEXT;
        eventDirectionName = Direction.LEFT;
      } else {
        directionalClassName = ClassName.RIGHT;
        orderClassName = ClassName.PREV;
        eventDirectionName = Direction.RIGHT;
      }

      if (nextElement && $(nextElement).hasClass(ClassName.ACTIVE)) {
        this._isSliding = false;
        return;
      }

      var slideEvent = this._triggerSlideEvent(nextElement, eventDirectionName);
      if (slideEvent.isDefaultPrevented()) {
        return;
      }

      if (!activeElement || !nextElement) {
        // some weirdness is happening, so we bail
        return;
      }

      this._isSliding = true;

      if (isCycling) {
        this.pause();
      }

      this._setActiveIndicatorElement(nextElement);

      var slidEvent = $.Event(Event.SLID, {
        relatedTarget: nextElement,
        direction: eventDirectionName,
        from: activeElementIndex,
        to: nextElementIndex
      });

      if (Util.supportsTransitionEnd() && $(this._element).hasClass(ClassName.SLIDE)) {

        $(nextElement).addClass(orderClassName);

        Util.reflow(nextElement);

        $(activeElement).addClass(directionalClassName);
        $(nextElement).addClass(directionalClassName);

        $(activeElement).one(Util.TRANSITION_END, function () {
          $(nextElement).removeClass(directionalClassName + ' ' + orderClassName).addClass(ClassName.ACTIVE);

          $(activeElement).removeClass(ClassName.ACTIVE + ' ' + orderClassName + ' ' + directionalClassName);

          _this5._isSliding = false;

          setTimeout(function () {
            return $(_this5._element).trigger(slidEvent);
          }, 0);
        }).emulateTransitionEnd(TRANSITION_DURATION);
      } else {
        $(activeElement).removeClass(ClassName.ACTIVE);
        $(nextElement).addClass(ClassName.ACTIVE);

        this._isSliding = false;
        $(this._element).trigger(slidEvent);
      }

      if (isCycling) {
        this.cycle();
      }
    };

    // static

    Carousel._jQueryInterface = function _jQueryInterface(config) {
      return this.each(function () {
        var data = $(this).data(DATA_KEY);
        var _config = $.extend({}, Default, $(this).data());

        if ((typeof config === 'undefined' ? 'undefined' : _typeof(config)) === 'object') {
          $.extend(_config, config);
        }

        var action = typeof config === 'string' ? config : _config.slide;

        if (!data) {
          data = new Carousel(this, _config);
          $(this).data(DATA_KEY, data);
        }

        if (typeof config === 'number') {
          data.to(config);
        } else if (typeof action === 'string') {
          if (data[action] === undefined) {
            throw new Error('No method named "' + action + '"');
          }
          data[action]();
        } else if (_config.interval) {
          data.pause();
          data.cycle();
        }
      });
    };

    Carousel._dataApiClickHandler = function _dataApiClickHandler(event) {
      var selector = Util.getSelectorFromElement(this);

      if (!selector) {
        return;
      }

      var target = $(selector)[0];

      if (!target || !$(target).hasClass(ClassName.CAROUSEL)) {
        return;
      }

      var config = $.extend({}, $(target).data(), $(this).data());
      var slideIndex = this.getAttribute('data-slide-to');

      if (slideIndex) {
        config.interval = false;
      }

      Carousel._jQueryInterface.call($(target), config);

      if (slideIndex) {
        $(target).data(DATA_KEY).to(slideIndex);
      }

      event.preventDefault();
    };

    _createClass(Carousel, null, [{
      key: 'VERSION',
      get: function get() {
        return VERSION;
      }
    }, {
      key: 'Default',
      get: function get() {
        return Default;
      }
    }]);

    return Carousel;
  }();

  /**
   * ------------------------------------------------------------------------
   * Data Api implementation
   * ------------------------------------------------------------------------
   */

  $(document).on(Event.CLICK_DATA_API, Selector.DATA_SLIDE, Carousel._dataApiClickHandler);

  $(window).on(Event.LOAD_DATA_API, function () {
    $(Selector.DATA_RIDE).each(function () {
      var $carousel = $(this);
      Carousel._jQueryInterface.call($carousel, $carousel.data());
    });
  });

  /**
   * ------------------------------------------------------------------------
   * jQuery
   * ------------------------------------------------------------------------
   */

  $.fn[NAME] = Carousel._jQueryInterface;
  $.fn[NAME].Constructor = Carousel;
  $.fn[NAME].noConflict = function () {
    $.fn[NAME] = JQUERY_NO_CONFLICT;
    return Carousel._jQueryInterface;
  };

  return Carousel;
}(jQuery);

/**
 * --------------------------------------------------------------------------
 * Bootstrap (v4.0.0-beta): collapse.js
 * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
 * --------------------------------------------------------------------------
 */

var Collapse = function ($) {

  /**
   * ------------------------------------------------------------------------
   * Constants
   * ------------------------------------------------------------------------
   */

  var NAME = 'collapse';
  var VERSION = '4.0.0-beta';
  var DATA_KEY = 'bs.collapse';
  var EVENT_KEY = '.' + DATA_KEY;
  var DATA_API_KEY = '.data-api';
  var JQUERY_NO_CONFLICT = $.fn[NAME];
  var TRANSITION_DURATION = 600;

  var Default = {
    toggle: true,
    parent: ''
  };

  var DefaultType = {
    toggle: 'boolean',
    parent: 'string'
  };

  var Event = {
    SHOW: 'show' + EVENT_KEY,
    SHOWN: 'shown' + EVENT_KEY,
    HIDE: 'hide' + EVENT_KEY,
    HIDDEN: 'hidden' + EVENT_KEY,
    CLICK_DATA_API: 'click' + EVENT_KEY + DATA_API_KEY
  };

  var ClassName = {
    SHOW: 'show',
    COLLAPSE: 'collapse',
    COLLAPSING: 'collapsing',
    COLLAPSED: 'collapsed'
  };

  var Dimension = {
    WIDTH: 'width',
    HEIGHT: 'height'
  };

  var Selector = {
    ACTIVES: '.show, .collapsing',
    DATA_TOGGLE: '[data-toggle="collapse"]'

    /**
     * ------------------------------------------------------------------------
     * Class Definition
     * ------------------------------------------------------------------------
     */

  };
  var Collapse = function () {
    function Collapse(element, config) {
      _classCallCheck(this, Collapse);

      this._isTransitioning = false;
      this._element = element;
      this._config = this._getConfig(config);
      this._triggerArray = $.makeArray($('[data-toggle="collapse"][href="#' + element.id + '"],' + ('[data-toggle="collapse"][data-target="#' + element.id + '"]')));
      var tabToggles = $(Selector.DATA_TOGGLE);
      for (var i = 0; i < tabToggles.length; i++) {
        var elem = tabToggles[i];
        var selector = Util.getSelectorFromElement(elem);
        if (selector !== null && $(selector).filter(element).length > 0) {
          this._triggerArray.push(elem);
        }
      }

      this._parent = this._config.parent ? this._getParent() : null;

      if (!this._config.parent) {
        this._addAriaAndCollapsedClass(this._element, this._triggerArray);
      }

      if (this._config.toggle) {
        this.toggle();
      }
    }

    // getters

    // public

    Collapse.prototype.toggle = function toggle() {
      if ($(this._element).hasClass(ClassName.SHOW)) {
        this.hide();
      } else {
        this.show();
      }
    };

    Collapse.prototype.show = function show() {
      var _this6 = this;

      if (this._isTransitioning || $(this._element).hasClass(ClassName.SHOW)) {
        return;
      }

      var actives = void 0;
      var activesData = void 0;

      if (this._parent) {
        actives = $.makeArray($(this._parent).children().children(Selector.ACTIVES));
        if (!actives.length) {
          actives = null;
        }
      }

      if (actives) {
        activesData = $(actives).data(DATA_KEY);
        if (activesData && activesData._isTransitioning) {
          return;
        }
      }

      var startEvent = $.Event(Event.SHOW);
      $(this._element).trigger(startEvent);
      if (startEvent.isDefaultPrevented()) {
        return;
      }

      if (actives) {
        Collapse._jQueryInterface.call($(actives), 'hide');
        if (!activesData) {
          $(actives).data(DATA_KEY, null);
        }
      }

      var dimension = this._getDimension();

      $(this._element).removeClass(ClassName.COLLAPSE).addClass(ClassName.COLLAPSING);

      this._element.style[dimension] = 0;

      if (this._triggerArray.length) {
        $(this._triggerArray).removeClass(ClassName.COLLAPSED).attr('aria-expanded', true);
      }

      this.setTransitioning(true);

      var complete = function complete() {
        $(_this6._element).removeClass(ClassName.COLLAPSING).addClass(ClassName.COLLAPSE).addClass(ClassName.SHOW);

        _this6._element.style[dimension] = '';

        _this6.setTransitioning(false);

        $(_this6._element).trigger(Event.SHOWN);
      };

      if (!Util.supportsTransitionEnd()) {
        complete();
        return;
      }

      var capitalizedDimension = dimension[0].toUpperCase() + dimension.slice(1);
      var scrollSize = 'scroll' + capitalizedDimension;

      $(this._element).one(Util.TRANSITION_END, complete).emulateTransitionEnd(TRANSITION_DURATION);

      this._element.style[dimension] = this._element[scrollSize] + 'px';
    };

    Collapse.prototype.hide = function hide() {
      var _this7 = this;

      if (this._isTransitioning || !$(this._element).hasClass(ClassName.SHOW)) {
        return;
      }

      var startEvent = $.Event(Event.HIDE);
      $(this._element).trigger(startEvent);
      if (startEvent.isDefaultPrevented()) {
        return;
      }

      var dimension = this._getDimension();

      this._element.style[dimension] = this._element.getBoundingClientRect()[dimension] + 'px';

      Util.reflow(this._element);

      $(this._element).addClass(ClassName.COLLAPSING).removeClass(ClassName.COLLAPSE).removeClass(ClassName.SHOW);

      if (this._triggerArray.length) {
        for (var i = 0; i < this._triggerArray.length; i++) {
          var trigger = this._triggerArray[i];
          var selector = Util.getSelectorFromElement(trigger);
          if (selector !== null) {
            var $elem = $(selector);
            if (!$elem.hasClass(ClassName.SHOW)) {
              $(trigger).addClass(ClassName.COLLAPSED).attr('aria-expanded', false);
            }
          }
        }
      }

      this.setTransitioning(true);

      var complete = function complete() {
        _this7.setTransitioning(false);
        $(_this7._element).removeClass(ClassName.COLLAPSING).addClass(ClassName.COLLAPSE).trigger(Event.HIDDEN);
      };

      this._element.style[dimension] = '';

      if (!Util.supportsTransitionEnd()) {
        complete();
        return;
      }

      $(this._element).one(Util.TRANSITION_END, complete).emulateTransitionEnd(TRANSITION_DURATION);
    };

    Collapse.prototype.setTransitioning = function setTransitioning(isTransitioning) {
      this._isTransitioning = isTransitioning;
    };

    Collapse.prototype.dispose = function dispose() {
      $.removeData(this._element, DATA_KEY);

      this._config = null;
      this._parent = null;
      this._element = null;
      this._triggerArray = null;
      this._isTransitioning = null;
    };

    // private

    Collapse.prototype._getConfig = function _getConfig(config) {
      config = $.extend({}, Default, config);
      config.toggle = Boolean(config.toggle); // coerce string values
      Util.typeCheckConfig(NAME, config, DefaultType);
      return config;
    };

    Collapse.prototype._getDimension = function _getDimension() {
      var hasWidth = $(this._element).hasClass(Dimension.WIDTH);
      return hasWidth ? Dimension.WIDTH : Dimension.HEIGHT;
    };

    Collapse.prototype._getParent = function _getParent() {
      var _this8 = this;

      var parent = $(this._config.parent)[0];
      var selector = '[data-toggle="collapse"][data-parent="' + this._config.parent + '"]';

      $(parent).find(selector).each(function (i, element) {
        _this8._addAriaAndCollapsedClass(Collapse._getTargetFromElement(element), [element]);
      });

      return parent;
    };

    Collapse.prototype._addAriaAndCollapsedClass = function _addAriaAndCollapsedClass(element, triggerArray) {
      if (element) {
        var isOpen = $(element).hasClass(ClassName.SHOW);

        if (triggerArray.length) {
          $(triggerArray).toggleClass(ClassName.COLLAPSED, !isOpen).attr('aria-expanded', isOpen);
        }
      }
    };

    // static

    Collapse._getTargetFromElement = function _getTargetFromElement(element) {
      var selector = Util.getSelectorFromElement(element);
      return selector ? $(selector)[0] : null;
    };

    Collapse._jQueryInterface = function _jQueryInterface(config) {
      return this.each(function () {
        var $this = $(this);
        var data = $this.data(DATA_KEY);
        var _config = $.extend({}, Default, $this.data(), (typeof config === 'undefined' ? 'undefined' : _typeof(config)) === 'object' && config);

        if (!data && _config.toggle && /show|hide/.test(config)) {
          _config.toggle = false;
        }

        if (!data) {
          data = new Collapse(this, _config);
          $this.data(DATA_KEY, data);
        }

        if (typeof config === 'string') {
          if (data[config] === undefined) {
            throw new Error('No method named "' + config + '"');
          }
          data[config]();
        }
      });
    };

    _createClass(Collapse, null, [{
      key: 'VERSION',
      get: function get() {
        return VERSION;
      }
    }, {
      key: 'Default',
      get: function get() {
        return Default;
      }
    }]);

    return Collapse;
  }();

  /**
   * ------------------------------------------------------------------------
   * Data Api implementation
   * ------------------------------------------------------------------------
   */

  $(document).on(Event.CLICK_DATA_API, Selector.DATA_TOGGLE, function (event) {
    if (!/input|textarea/i.test(event.target.tagName)) {
      event.preventDefault();
    }

    var $trigger = $(this);
    var selector = Util.getSelectorFromElement(this);
    $(selector).each(function () {
      var $target = $(this);
      var data = $target.data(DATA_KEY);
      var config = data ? 'toggle' : $trigger.data();
      Collapse._jQueryInterface.call($target, config);
    });
  });

  /**
   * ------------------------------------------------------------------------
   * jQuery
   * ------------------------------------------------------------------------
   */

  $.fn[NAME] = Collapse._jQueryInterface;
  $.fn[NAME].Constructor = Collapse;
  $.fn[NAME].noConflict = function () {
    $.fn[NAME] = JQUERY_NO_CONFLICT;
    return Collapse._jQueryInterface;
  };

  return Collapse;
}(jQuery);

/* global Popper */

/**
 * --------------------------------------------------------------------------
 * Bootstrap (v4.0.0-beta): dropdown.js
 * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
 * --------------------------------------------------------------------------
 */

var Dropdown = function ($) {

  /**
   * Check for Popper dependency
   * Popper - https://popper.js.org
   */
  if (typeof Popper === 'undefined') {
    throw new Error('Bootstrap dropdown require Popper.js (https://popper.js.org)');
  }

  /**
   * ------------------------------------------------------------------------
   * Constants
   * ------------------------------------------------------------------------
   */

  var NAME = 'dropdown';
  var VERSION = '4.0.0-beta';
  var DATA_KEY = 'bs.dropdown';
  var EVENT_KEY = '.' + DATA_KEY;
  var DATA_API_KEY = '.data-api';
  var JQUERY_NO_CONFLICT = $.fn[NAME];
  var ESCAPE_KEYCODE = 27; // KeyboardEvent.which value for Escape (Esc) key
  var SPACE_KEYCODE = 32; // KeyboardEvent.which value for space key
  var TAB_KEYCODE = 9; // KeyboardEvent.which value for tab key
  var ARROW_UP_KEYCODE = 38; // KeyboardEvent.which value for up arrow key
  var ARROW_DOWN_KEYCODE = 40; // KeyboardEvent.which value for down arrow key
  var RIGHT_MOUSE_BUTTON_WHICH = 3; // MouseEvent.which value for the right button (assuming a right-handed mouse)
  var REGEXP_KEYDOWN = new RegExp(ARROW_UP_KEYCODE + '|' + ARROW_DOWN_KEYCODE + '|' + ESCAPE_KEYCODE);

  var Event = {
    HIDE: 'hide' + EVENT_KEY,
    HIDDEN: 'hidden' + EVENT_KEY,
    SHOW: 'show' + EVENT_KEY,
    SHOWN: 'shown' + EVENT_KEY,
    CLICK: 'click' + EVENT_KEY,
    CLICK_DATA_API: 'click' + EVENT_KEY + DATA_API_KEY,
    KEYDOWN_DATA_API: 'keydown' + EVENT_KEY + DATA_API_KEY,
    KEYUP_DATA_API: 'keyup' + EVENT_KEY + DATA_API_KEY
  };

  var ClassName = {
    DISABLED: 'disabled',
    SHOW: 'show',
    DROPUP: 'dropup',
    MENURIGHT: 'dropdown-menu-right',
    MENULEFT: 'dropdown-menu-left'
  };

  var Selector = {
    DATA_TOGGLE: '[data-toggle="dropdown"]',
    FORM_CHILD: '.dropdown form',
    MENU: '.dropdown-menu',
    NAVBAR_NAV: '.navbar-nav',
    VISIBLE_ITEMS: '.dropdown-menu .dropdown-item:not(.disabled)'
  };

  var AttachmentMap = {
    TOP: 'top-start',
    TOPEND: 'top-end',
    BOTTOM: 'bottom-start',
    BOTTOMEND: 'bottom-end'
  };

  var Default = {
    placement: AttachmentMap.BOTTOM,
    offset: 0,
    flip: true
  };

  var DefaultType = {
    placement: 'string',
    offset: '(number|string)',
    flip: 'boolean'

    /**
     * ------------------------------------------------------------------------
     * Class Definition
     * ------------------------------------------------------------------------
     */

  };
  var Dropdown = function () {
    function Dropdown(element, config) {
      _classCallCheck(this, Dropdown);

      this._element = element;
      this._popper = null;
      this._config = this._getConfig(config);
      this._menu = this._getMenuElement();
      this._inNavbar = this._detectNavbar();

      this._addEventListeners();
    }

    // getters

    // public

    Dropdown.prototype.toggle = function toggle() {
      if (this._element.disabled || $(this._element).hasClass(ClassName.DISABLED)) {
        return;
      }

      var parent = Dropdown._getParentFromElement(this._element);
      var isActive = $(this._menu).hasClass(ClassName.SHOW);

      Dropdown._clearMenus();

      if (isActive) {
        return;
      }

      var relatedTarget = {
        relatedTarget: this._element
      };
      var showEvent = $.Event(Event.SHOW, relatedTarget);

      $(parent).trigger(showEvent);

      if (showEvent.isDefaultPrevented()) {
        return;
      }

      var element = this._element;
      // for dropup with alignment we use the parent as popper container
      if ($(parent).hasClass(ClassName.DROPUP)) {
        if ($(this._menu).hasClass(ClassName.MENULEFT) || $(this._menu).hasClass(ClassName.MENURIGHT)) {
          element = parent;
        }
      }
      this._popper = new Popper(element, this._menu, this._getPopperConfig());

      // if this is a touch-enabled device we add extra
      // empty mouseover listeners to the body's immediate children;
      // only needed because of broken event delegation on iOS
      // https://www.quirksmode.org/blog/archives/2014/02/mouse_event_bub.html
      if ('ontouchstart' in document.documentElement && !$(parent).closest(Selector.NAVBAR_NAV).length) {
        $('body').children().on('mouseover', null, $.noop);
      }

      this._element.focus();
      this._element.setAttribute('aria-expanded', true);

      $(this._menu).toggleClass(ClassName.SHOW);
      $(parent).toggleClass(ClassName.SHOW).trigger($.Event(Event.SHOWN, relatedTarget));
    };

    Dropdown.prototype.dispose = function dispose() {
      $.removeData(this._element, DATA_KEY);
      $(this._element).off(EVENT_KEY);
      this._element = null;
      this._menu = null;
      if (this._popper !== null) {
        this._popper.destroy();
      }
      this._popper = null;
    };

    Dropdown.prototype.update = function update() {
      this._inNavbar = this._detectNavbar();
      if (this._popper !== null) {
        this._popper.scheduleUpdate();
      }
    };

    // private

    Dropdown.prototype._addEventListeners = function _addEventListeners() {
      var _this9 = this;

      $(this._element).on(Event.CLICK, function (event) {
        event.preventDefault();
        event.stopPropagation();
        _this9.toggle();
      });
    };

    Dropdown.prototype._getConfig = function _getConfig(config) {
      var elementData = $(this._element).data();
      if (elementData.placement !== undefined) {
        elementData.placement = AttachmentMap[elementData.placement.toUpperCase()];
      }

      config = $.extend({}, this.constructor.Default, $(this._element).data(), config);

      Util.typeCheckConfig(NAME, config, this.constructor.DefaultType);

      return config;
    };

    Dropdown.prototype._getMenuElement = function _getMenuElement() {
      if (!this._menu) {
        var parent = Dropdown._getParentFromElement(this._element);
        this._menu = $(parent).find(Selector.MENU)[0];
      }
      return this._menu;
    };

    Dropdown.prototype._getPlacement = function _getPlacement() {
      var $parentDropdown = $(this._element).parent();
      var placement = this._config.placement;

      // Handle dropup
      if ($parentDropdown.hasClass(ClassName.DROPUP) || this._config.placement === AttachmentMap.TOP) {
        placement = AttachmentMap.TOP;
        if ($(this._menu).hasClass(ClassName.MENURIGHT)) {
          placement = AttachmentMap.TOPEND;
        }
      } else if ($(this._menu).hasClass(ClassName.MENURIGHT)) {
        placement = AttachmentMap.BOTTOMEND;
      }
      return placement;
    };

    Dropdown.prototype._detectNavbar = function _detectNavbar() {
      return $(this._element).closest('.navbar').length > 0;
    };

    Dropdown.prototype._getPopperConfig = function _getPopperConfig() {
      var popperConfig = {
        placement: this._getPlacement(),
        modifiers: {
          offset: {
            offset: this._config.offset
          },
          flip: {
            enabled: this._config.flip
          }
        }

        // Disable Popper.js for Dropdown in Navbar
      };if (this._inNavbar) {
        popperConfig.modifiers.applyStyle = {
          enabled: !this._inNavbar
        };
      }
      return popperConfig;
    };

    // static

    Dropdown._jQueryInterface = function _jQueryInterface(config) {
      return this.each(function () {
        var data = $(this).data(DATA_KEY);
        var _config = (typeof config === 'undefined' ? 'undefined' : _typeof(config)) === 'object' ? config : null;

        if (!data) {
          data = new Dropdown(this, _config);
          $(this).data(DATA_KEY, data);
        }

        if (typeof config === 'string') {
          if (data[config] === undefined) {
            throw new Error('No method named "' + config + '"');
          }
          data[config]();
        }
      });
    };

    Dropdown._clearMenus = function _clearMenus(event) {
      if (event && (event.which === RIGHT_MOUSE_BUTTON_WHICH || event.type === 'keyup' && event.which !== TAB_KEYCODE)) {
        return;
      }

      var toggles = $.makeArray($(Selector.DATA_TOGGLE));
      for (var i = 0; i < toggles.length; i++) {
        var parent = Dropdown._getParentFromElement(toggles[i]);
        var context = $(toggles[i]).data(DATA_KEY);
        var relatedTarget = {
          relatedTarget: toggles[i]
        };

        if (!context) {
          continue;
        }

        var dropdownMenu = context._menu;
        if (!$(parent).hasClass(ClassName.SHOW)) {
          continue;
        }

        if (event && (event.type === 'click' && /input|textarea/i.test(event.target.tagName) || event.type === 'keyup' && event.which === TAB_KEYCODE) && $.contains(parent, event.target)) {
          continue;
        }

        var hideEvent = $.Event(Event.HIDE, relatedTarget);
        $(parent).trigger(hideEvent);
        if (hideEvent.isDefaultPrevented()) {
          continue;
        }

        // if this is a touch-enabled device we remove the extra
        // empty mouseover listeners we added for iOS support
        if ('ontouchstart' in document.documentElement) {
          $('body').children().off('mouseover', null, $.noop);
        }

        toggles[i].setAttribute('aria-expanded', 'false');

        $(dropdownMenu).removeClass(ClassName.SHOW);
        $(parent).removeClass(ClassName.SHOW).trigger($.Event(Event.HIDDEN, relatedTarget));
      }
    };

    Dropdown._getParentFromElement = function _getParentFromElement(element) {
      var parent = void 0;
      var selector = Util.getSelectorFromElement(element);

      if (selector) {
        parent = $(selector)[0];
      }

      return parent || element.parentNode;
    };

    Dropdown._dataApiKeydownHandler = function _dataApiKeydownHandler(event) {
      if (!REGEXP_KEYDOWN.test(event.which) || /button/i.test(event.target.tagName) && event.which === SPACE_KEYCODE || /input|textarea/i.test(event.target.tagName)) {
        return;
      }

      event.preventDefault();
      event.stopPropagation();

      if (this.disabled || $(this).hasClass(ClassName.DISABLED)) {
        return;
      }

      var parent = Dropdown._getParentFromElement(this);
      var isActive = $(parent).hasClass(ClassName.SHOW);

      if (!isActive && (event.which !== ESCAPE_KEYCODE || event.which !== SPACE_KEYCODE) || isActive && (event.which === ESCAPE_KEYCODE || event.which === SPACE_KEYCODE)) {

        if (event.which === ESCAPE_KEYCODE) {
          var toggle = $(parent).find(Selector.DATA_TOGGLE)[0];
          $(toggle).trigger('focus');
        }

        $(this).trigger('click');
        return;
      }

      var items = $(parent).find(Selector.VISIBLE_ITEMS).get();

      if (!items.length) {
        return;
      }

      var index = items.indexOf(event.target);

      if (event.which === ARROW_UP_KEYCODE && index > 0) {
        // up
        index--;
      }

      if (event.which === ARROW_DOWN_KEYCODE && index < items.length - 1) {
        // down
        index++;
      }

      if (index < 0) {
        index = 0;
      }

      items[index].focus();
    };

    _createClass(Dropdown, null, [{
      key: 'VERSION',
      get: function get() {
        return VERSION;
      }
    }, {
      key: 'Default',
      get: function get() {
        return Default;
      }
    }, {
      key: 'DefaultType',
      get: function get() {
        return DefaultType;
      }
    }]);

    return Dropdown;
  }();

  /**
   * ------------------------------------------------------------------------
   * Data Api implementation
   * ------------------------------------------------------------------------
   */

  $(document).on(Event.KEYDOWN_DATA_API, Selector.DATA_TOGGLE, Dropdown._dataApiKeydownHandler).on(Event.KEYDOWN_DATA_API, Selector.MENU, Dropdown._dataApiKeydownHandler).on(Event.CLICK_DATA_API + ' ' + Event.KEYUP_DATA_API, Dropdown._clearMenus).on(Event.CLICK_DATA_API, Selector.DATA_TOGGLE, function (event) {
    event.preventDefault();
    event.stopPropagation();
    Dropdown._jQueryInterface.call($(this), 'toggle');
  }).on(Event.CLICK_DATA_API, Selector.FORM_CHILD, function (e) {
    e.stopPropagation();
  });

  /**
   * ------------------------------------------------------------------------
   * jQuery
   * ------------------------------------------------------------------------
   */

  $.fn[NAME] = Dropdown._jQueryInterface;
  $.fn[NAME].Constructor = Dropdown;
  $.fn[NAME].noConflict = function () {
    $.fn[NAME] = JQUERY_NO_CONFLICT;
    return Dropdown._jQueryInterface;
  };

  return Dropdown;
}(jQuery);

/**
 * --------------------------------------------------------------------------
 * Bootstrap (v4.0.0-beta): modal.js
 * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
 * --------------------------------------------------------------------------
 */

var Modal = function ($) {

  /**
   * ------------------------------------------------------------------------
   * Constants
   * ------------------------------------------------------------------------
   */

  var NAME = 'modal';
  var VERSION = '4.0.0-beta';
  var DATA_KEY = 'bs.modal';
  var EVENT_KEY = '.' + DATA_KEY;
  var DATA_API_KEY = '.data-api';
  var JQUERY_NO_CONFLICT = $.fn[NAME];
  var TRANSITION_DURATION = 300;
  var BACKDROP_TRANSITION_DURATION = 150;
  var ESCAPE_KEYCODE = 27; // KeyboardEvent.which value for Escape (Esc) key

  var Default = {
    backdrop: true,
    keyboard: true,
    focus: true,
    show: true
  };

  var DefaultType = {
    backdrop: '(boolean|string)',
    keyboard: 'boolean',
    focus: 'boolean',
    show: 'boolean'
  };

  var Event = {
    HIDE: 'hide' + EVENT_KEY,
    HIDDEN: 'hidden' + EVENT_KEY,
    SHOW: 'show' + EVENT_KEY,
    SHOWN: 'shown' + EVENT_KEY,
    FOCUSIN: 'focusin' + EVENT_KEY,
    RESIZE: 'resize' + EVENT_KEY,
    CLICK_DISMISS: 'click.dismiss' + EVENT_KEY,
    KEYDOWN_DISMISS: 'keydown.dismiss' + EVENT_KEY,
    MOUSEUP_DISMISS: 'mouseup.dismiss' + EVENT_KEY,
    MOUSEDOWN_DISMISS: 'mousedown.dismiss' + EVENT_KEY,
    CLICK_DATA_API: 'click' + EVENT_KEY + DATA_API_KEY
  };

  var ClassName = {
    SCROLLBAR_MEASURER: 'modal-scrollbar-measure',
    BACKDROP: 'modal-backdrop',
    OPEN: 'modal-open',
    FADE: 'fade',
    SHOW: 'show'
  };

  var Selector = {
    DIALOG: '.modal-dialog',
    DATA_TOGGLE: '[data-toggle="modal"]',
    DATA_DISMISS: '[data-dismiss="modal"]',
    FIXED_CONTENT: '.fixed-top, .fixed-bottom, .is-fixed, .sticky-top',
    NAVBAR_TOGGLER: '.navbar-toggler'

    /**
     * ------------------------------------------------------------------------
     * Class Definition
     * ------------------------------------------------------------------------
     */

  };
  var Modal = function () {
    function Modal(element, config) {
      _classCallCheck(this, Modal);

      this._config = this._getConfig(config);
      this._element = element;
      this._dialog = $(element).find(Selector.DIALOG)[0];
      this._backdrop = null;
      this._isShown = false;
      this._isBodyOverflowing = false;
      this._ignoreBackdropClick = false;
      this._originalBodyPadding = 0;
      this._scrollbarWidth = 0;
    }

    // getters

    // public

    Modal.prototype.toggle = function toggle(relatedTarget) {
      return this._isShown ? this.hide() : this.show(relatedTarget);
    };

    Modal.prototype.show = function show(relatedTarget) {
      var _this10 = this;

      if (this._isTransitioning) {
        return;
      }

      if (Util.supportsTransitionEnd() && $(this._element).hasClass(ClassName.FADE)) {
        this._isTransitioning = true;
      }

      var showEvent = $.Event(Event.SHOW, {
        relatedTarget: relatedTarget
      });

      $(this._element).trigger(showEvent);

      if (this._isShown || showEvent.isDefaultPrevented()) {
        return;
      }

      this._isShown = true;

      this._checkScrollbar();
      this._setScrollbar();

      $(document.body).addClass(ClassName.OPEN);

      this._setEscapeEvent();
      this._setResizeEvent();

      $(this._element).on(Event.CLICK_DISMISS, Selector.DATA_DISMISS, function (event) {
        return _this10.hide(event);
      });

      $(this._dialog).on(Event.MOUSEDOWN_DISMISS, function () {
        $(_this10._element).one(Event.MOUSEUP_DISMISS, function (event) {
          if ($(event.target).is(_this10._element)) {
            _this10._ignoreBackdropClick = true;
          }
        });
      });

      this._showBackdrop(function () {
        return _this10._showElement(relatedTarget);
      });
    };

    Modal.prototype.hide = function hide(event) {
      var _this11 = this;

      if (event) {
        event.preventDefault();
      }

      if (this._isTransitioning || !this._isShown) {
        return;
      }

      var transition = Util.supportsTransitionEnd() && $(this._element).hasClass(ClassName.FADE);

      if (transition) {
        this._isTransitioning = true;
      }

      var hideEvent = $.Event(Event.HIDE);

      $(this._element).trigger(hideEvent);

      if (!this._isShown || hideEvent.isDefaultPrevented()) {
        return;
      }

      this._isShown = false;

      this._setEscapeEvent();
      this._setResizeEvent();

      $(document).off(Event.FOCUSIN);

      $(this._element).removeClass(ClassName.SHOW);

      $(this._element).off(Event.CLICK_DISMISS);
      $(this._dialog).off(Event.MOUSEDOWN_DISMISS);

      if (transition) {

        $(this._element).one(Util.TRANSITION_END, function (event) {
          return _this11._hideModal(event);
        }).emulateTransitionEnd(TRANSITION_DURATION);
      } else {
        this._hideModal();
      }
    };

    Modal.prototype.dispose = function dispose() {
      $.removeData(this._element, DATA_KEY);

      $(window, document, this._element, this._backdrop).off(EVENT_KEY);

      this._config = null;
      this._element = null;
      this._dialog = null;
      this._backdrop = null;
      this._isShown = null;
      this._isBodyOverflowing = null;
      this._ignoreBackdropClick = null;
      this._scrollbarWidth = null;
    };

    Modal.prototype.handleUpdate = function handleUpdate() {
      this._adjustDialog();
    };

    // private

    Modal.prototype._getConfig = function _getConfig(config) {
      config = $.extend({}, Default, config);
      Util.typeCheckConfig(NAME, config, DefaultType);
      return config;
    };

    Modal.prototype._showElement = function _showElement(relatedTarget) {
      var _this12 = this;

      var transition = Util.supportsTransitionEnd() && $(this._element).hasClass(ClassName.FADE);

      if (!this._element.parentNode || this._element.parentNode.nodeType !== Node.ELEMENT_NODE) {
        // don't move modals dom position
        document.body.appendChild(this._element);
      }

      this._element.style.display = 'block';
      this._element.removeAttribute('aria-hidden');
      this._element.scrollTop = 0;

      if (transition) {
        Util.reflow(this._element);
      }

      $(this._element).addClass(ClassName.SHOW);

      if (this._config.focus) {
        this._enforceFocus();
      }

      var shownEvent = $.Event(Event.SHOWN, {
        relatedTarget: relatedTarget
      });

      var transitionComplete = function transitionComplete() {
        if (_this12._config.focus) {
          _this12._element.focus();
        }
        _this12._isTransitioning = false;
        $(_this12._element).trigger(shownEvent);
      };

      if (transition) {
        $(this._dialog).one(Util.TRANSITION_END, transitionComplete).emulateTransitionEnd(TRANSITION_DURATION);
      } else {
        transitionComplete();
      }
    };

    Modal.prototype._enforceFocus = function _enforceFocus() {
      var _this13 = this;

      $(document).off(Event.FOCUSIN) // guard against infinite focus loop
      .on(Event.FOCUSIN, function (event) {
        if (document !== event.target && _this13._element !== event.target && !$(_this13._element).has(event.target).length) {
          _this13._element.focus();
        }
      });
    };

    Modal.prototype._setEscapeEvent = function _setEscapeEvent() {
      var _this14 = this;

      if (this._isShown && this._config.keyboard) {
        $(this._element).on(Event.KEYDOWN_DISMISS, function (event) {
          if (event.which === ESCAPE_KEYCODE) {
            event.preventDefault();
            _this14.hide();
          }
        });
      } else if (!this._isShown) {
        $(this._element).off(Event.KEYDOWN_DISMISS);
      }
    };

    Modal.prototype._setResizeEvent = function _setResizeEvent() {
      var _this15 = this;

      if (this._isShown) {
        $(window).on(Event.RESIZE, function (event) {
          return _this15.handleUpdate(event);
        });
      } else {
        $(window).off(Event.RESIZE);
      }
    };

    Modal.prototype._hideModal = function _hideModal() {
      var _this16 = this;

      this._element.style.display = 'none';
      this._element.setAttribute('aria-hidden', true);
      this._isTransitioning = false;
      this._showBackdrop(function () {
        $(document.body).removeClass(ClassName.OPEN);
        _this16._resetAdjustments();
        _this16._resetScrollbar();
        $(_this16._element).trigger(Event.HIDDEN);
      });
    };

    Modal.prototype._removeBackdrop = function _removeBackdrop() {
      if (this._backdrop) {
        $(this._backdrop).remove();
        this._backdrop = null;
      }
    };

    Modal.prototype._showBackdrop = function _showBackdrop(callback) {
      var _this17 = this;

      var animate = $(this._element).hasClass(ClassName.FADE) ? ClassName.FADE : '';

      if (this._isShown && this._config.backdrop) {
        var doAnimate = Util.supportsTransitionEnd() && animate;

        this._backdrop = document.createElement('div');
        this._backdrop.className = ClassName.BACKDROP;

        if (animate) {
          $(this._backdrop).addClass(animate);
        }

        $(this._backdrop).appendTo(document.body);

        $(this._element).on(Event.CLICK_DISMISS, function (event) {
          if (_this17._ignoreBackdropClick) {
            _this17._ignoreBackdropClick = false;
            return;
          }
          if (event.target !== event.currentTarget) {
            return;
          }
          if (_this17._config.backdrop === 'static') {
            _this17._element.focus();
          } else {
            _this17.hide();
          }
        });

        if (doAnimate) {
          Util.reflow(this._backdrop);
        }

        $(this._backdrop).addClass(ClassName.SHOW);

        if (!callback) {
          return;
        }

        if (!doAnimate) {
          callback();
          return;
        }

        $(this._backdrop).one(Util.TRANSITION_END, callback).emulateTransitionEnd(BACKDROP_TRANSITION_DURATION);
      } else if (!this._isShown && this._backdrop) {
        $(this._backdrop).removeClass(ClassName.SHOW);

        var callbackRemove = function callbackRemove() {
          _this17._removeBackdrop();
          if (callback) {
            callback();
          }
        };

        if (Util.supportsTransitionEnd() && $(this._element).hasClass(ClassName.FADE)) {
          $(this._backdrop).one(Util.TRANSITION_END, callbackRemove).emulateTransitionEnd(BACKDROP_TRANSITION_DURATION);
        } else {
          callbackRemove();
        }
      } else if (callback) {
        callback();
      }
    };

    // ----------------------------------------------------------------------
    // the following methods are used to handle overflowing modals
    // todo (fat): these should probably be refactored out of modal.js
    // ----------------------------------------------------------------------

    Modal.prototype._adjustDialog = function _adjustDialog() {
      var isModalOverflowing = this._element.scrollHeight > document.documentElement.clientHeight;

      if (!this._isBodyOverflowing && isModalOverflowing) {
        this._element.style.paddingLeft = this._scrollbarWidth + 'px';
      }

      if (this._isBodyOverflowing && !isModalOverflowing) {
        this._element.style.paddingRight = this._scrollbarWidth + 'px';
      }
    };

    Modal.prototype._resetAdjustments = function _resetAdjustments() {
      this._element.style.paddingLeft = '';
      this._element.style.paddingRight = '';
    };

    Modal.prototype._checkScrollbar = function _checkScrollbar() {
      this._isBodyOverflowing = document.body.clientWidth < window.innerWidth;
      this._scrollbarWidth = this._getScrollbarWidth();
    };

    Modal.prototype._setScrollbar = function _setScrollbar() {
      var _this18 = this;

      if (this._isBodyOverflowing) {
        // Note: DOMNode.style.paddingRight returns the actual value or '' if not set
        //   while $(DOMNode).css('padding-right') returns the calculated value or 0 if not set

        // Adjust fixed content padding
        $(Selector.FIXED_CONTENT).each(function (index, element) {
          var actualPadding = $(element)[0].style.paddingRight;
          var calculatedPadding = $(element).css('padding-right');
          $(element).data('padding-right', actualPadding).css('padding-right', parseFloat(calculatedPadding) + _this18._scrollbarWidth + 'px');
        });

        // Adjust navbar-toggler margin
        $(Selector.NAVBAR_TOGGLER).each(function (index, element) {
          var actualMargin = $(element)[0].style.marginRight;
          var calculatedMargin = $(element).css('margin-right');
          $(element).data('margin-right', actualMargin).css('margin-right', parseFloat(calculatedMargin) + _this18._scrollbarWidth + 'px');
        });

        // Adjust body padding
        var actualPadding = document.body.style.paddingRight;
        var calculatedPadding = $('body').css('padding-right');
        $('body').data('padding-right', actualPadding).css('padding-right', parseFloat(calculatedPadding) + this._scrollbarWidth + 'px');
      }
    };

    Modal.prototype._resetScrollbar = function _resetScrollbar() {
      // Restore fixed content padding
      $(Selector.FIXED_CONTENT).each(function (index, element) {
        var padding = $(element).data('padding-right');
        if (typeof padding !== 'undefined') {
          $(element).css('padding-right', padding).removeData('padding-right');
        }
      });

      // Restore navbar-toggler margin
      $(Selector.NAVBAR_TOGGLER).each(function (index, element) {
        var margin = $(element).data('margin-right');
        if (typeof margin !== 'undefined') {
          $(element).css('margin-right', margin).removeData('margin-right');
        }
      });

      // Restore body padding
      var padding = $('body').data('padding-right');
      if (typeof padding !== 'undefined') {
        $('body').css('padding-right', padding).removeData('padding-right');
      }
    };

    Modal.prototype._getScrollbarWidth = function _getScrollbarWidth() {
      // thx d.walsh
      var scrollDiv = document.createElement('div');
      scrollDiv.className = ClassName.SCROLLBAR_MEASURER;
      document.body.appendChild(scrollDiv);
      var scrollbarWidth = scrollDiv.getBoundingClientRect().width - scrollDiv.clientWidth;
      document.body.removeChild(scrollDiv);
      return scrollbarWidth;
    };

    // static

    Modal._jQueryInterface = function _jQueryInterface(config, relatedTarget) {
      return this.each(function () {
        var data = $(this).data(DATA_KEY);
        var _config = $.extend({}, Modal.Default, $(this).data(), (typeof config === 'undefined' ? 'undefined' : _typeof(config)) === 'object' && config);

        if (!data) {
          data = new Modal(this, _config);
          $(this).data(DATA_KEY, data);
        }

        if (typeof config === 'string') {
          if (data[config] === undefined) {
            throw new Error('No method named "' + config + '"');
          }
          data[config](relatedTarget);
        } else if (_config.show) {
          data.show(relatedTarget);
        }
      });
    };

    _createClass(Modal, null, [{
      key: 'VERSION',
      get: function get() {
        return VERSION;
      }
    }, {
      key: 'Default',
      get: function get() {
        return Default;
      }
    }]);

    return Modal;
  }();

  /**
   * ------------------------------------------------------------------------
   * Data Api implementation
   * ------------------------------------------------------------------------
   */

  $(document).on(Event.CLICK_DATA_API, Selector.DATA_TOGGLE, function (event) {
    var _this19 = this;

    var target = void 0;
    var selector = Util.getSelectorFromElement(this);

    if (selector) {
      target = $(selector)[0];
    }

    var config = $(target).data(DATA_KEY) ? 'toggle' : $.extend({}, $(target).data(), $(this).data());

    if (this.tagName === 'A' || this.tagName === 'AREA') {
      event.preventDefault();
    }

    var $target = $(target).one(Event.SHOW, function (showEvent) {
      if (showEvent.isDefaultPrevented()) {
        // only register focus restorer if modal will actually get shown
        return;
      }

      $target.one(Event.HIDDEN, function () {
        if ($(_this19).is(':visible')) {
          _this19.focus();
        }
      });
    });

    Modal._jQueryInterface.call($(target), config, this);
  });

  /**
   * ------------------------------------------------------------------------
   * jQuery
   * ------------------------------------------------------------------------
   */

  $.fn[NAME] = Modal._jQueryInterface;
  $.fn[NAME].Constructor = Modal;
  $.fn[NAME].noConflict = function () {
    $.fn[NAME] = JQUERY_NO_CONFLICT;
    return Modal._jQueryInterface;
  };

  return Modal;
}(jQuery);

/**
 * --------------------------------------------------------------------------
 * Bootstrap (v4.0.0-beta): scrollspy.js
 * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
 * --------------------------------------------------------------------------
 */

var ScrollSpy = function ($) {

  /**
   * ------------------------------------------------------------------------
   * Constants
   * ------------------------------------------------------------------------
   */

  var NAME = 'scrollspy';
  var VERSION = '4.0.0-beta';
  var DATA_KEY = 'bs.scrollspy';
  var EVENT_KEY = '.' + DATA_KEY;
  var DATA_API_KEY = '.data-api';
  var JQUERY_NO_CONFLICT = $.fn[NAME];

  var Default = {
    offset: 10,
    method: 'auto',
    target: ''
  };

  var DefaultType = {
    offset: 'number',
    method: 'string',
    target: '(string|element)'
  };

  var Event = {
    ACTIVATE: 'activate' + EVENT_KEY,
    SCROLL: 'scroll' + EVENT_KEY,
    LOAD_DATA_API: 'load' + EVENT_KEY + DATA_API_KEY
  };

  var ClassName = {
    DROPDOWN_ITEM: 'dropdown-item',
    DROPDOWN_MENU: 'dropdown-menu',
    ACTIVE: 'active'
  };

  var Selector = {
    DATA_SPY: '[data-spy="scroll"]',
    ACTIVE: '.active',
    NAV_LIST_GROUP: '.nav, .list-group',
    NAV_LINKS: '.nav-link',
    LIST_ITEMS: '.list-group-item',
    DROPDOWN: '.dropdown',
    DROPDOWN_ITEMS: '.dropdown-item',
    DROPDOWN_TOGGLE: '.dropdown-toggle'
  };

  var OffsetMethod = {
    OFFSET: 'offset',
    POSITION: 'position'

    /**
     * ------------------------------------------------------------------------
     * Class Definition
     * ------------------------------------------------------------------------
     */

  };
  var ScrollSpy = function () {
    function ScrollSpy(element, config) {
      var _this20 = this;

      _classCallCheck(this, ScrollSpy);

      this._element = element;
      this._scrollElement = element.tagName === 'BODY' ? window : element;
      this._config = this._getConfig(config);
      this._selector = this._config.target + ' ' + Selector.NAV_LINKS + ',' + (this._config.target + ' ' + Selector.LIST_ITEMS + ',') + (this._config.target + ' ' + Selector.DROPDOWN_ITEMS);
      this._offsets = [];
      this._targets = [];
      this._activeTarget = null;
      this._scrollHeight = 0;

      $(this._scrollElement).on(Event.SCROLL, function (event) {
        return _this20._process(event);
      });

      this.refresh();
      this._process();
    }

    // getters

    // public

    ScrollSpy.prototype.refresh = function refresh() {
      var _this21 = this;

      var autoMethod = this._scrollElement !== this._scrollElement.window ? OffsetMethod.POSITION : OffsetMethod.OFFSET;

      var offsetMethod = this._config.method === 'auto' ? autoMethod : this._config.method;

      var offsetBase = offsetMethod === OffsetMethod.POSITION ? this._getScrollTop() : 0;

      this._offsets = [];
      this._targets = [];

      this._scrollHeight = this._getScrollHeight();

      var targets = $.makeArray($(this._selector));

      targets.map(function (element) {
        var target = void 0;
        var targetSelector = Util.getSelectorFromElement(element);

        if (targetSelector) {
          target = $(targetSelector)[0];
        }

        if (target) {
          var targetBCR = target.getBoundingClientRect();
          if (targetBCR.width || targetBCR.height) {
            // todo (fat): remove sketch reliance on jQuery position/offset
            return [$(target)[offsetMethod]().top + offsetBase, targetSelector];
          }
        }
        return null;
      }).filter(function (item) {
        return item;
      }).sort(function (a, b) {
        return a[0] - b[0];
      }).forEach(function (item) {
        _this21._offsets.push(item[0]);
        _this21._targets.push(item[1]);
      });
    };

    ScrollSpy.prototype.dispose = function dispose() {
      $.removeData(this._element, DATA_KEY);
      $(this._scrollElement).off(EVENT_KEY);

      this._element = null;
      this._scrollElement = null;
      this._config = null;
      this._selector = null;
      this._offsets = null;
      this._targets = null;
      this._activeTarget = null;
      this._scrollHeight = null;
    };

    // private

    ScrollSpy.prototype._getConfig = function _getConfig(config) {
      config = $.extend({}, Default, config);

      if (typeof config.target !== 'string') {
        var id = $(config.target).attr('id');
        if (!id) {
          id = Util.getUID(NAME);
          $(config.target).attr('id', id);
        }
        config.target = '#' + id;
      }

      Util.typeCheckConfig(NAME, config, DefaultType);

      return config;
    };

    ScrollSpy.prototype._getScrollTop = function _getScrollTop() {
      return this._scrollElement === window ? this._scrollElement.pageYOffset : this._scrollElement.scrollTop;
    };

    ScrollSpy.prototype._getScrollHeight = function _getScrollHeight() {
      return this._scrollElement.scrollHeight || Math.max(document.body.scrollHeight, document.documentElement.scrollHeight);
    };

    ScrollSpy.prototype._getOffsetHeight = function _getOffsetHeight() {
      return this._scrollElement === window ? window.innerHeight : this._scrollElement.getBoundingClientRect().height;
    };

    ScrollSpy.prototype._process = function _process() {
      var scrollTop = this._getScrollTop() + this._config.offset;
      var scrollHeight = this._getScrollHeight();
      var maxScroll = this._config.offset + scrollHeight - this._getOffsetHeight();

      if (this._scrollHeight !== scrollHeight) {
        this.refresh();
      }

      if (scrollTop >= maxScroll) {
        var target = this._targets[this._targets.length - 1];

        if (this._activeTarget !== target) {
          this._activate(target);
        }
        return;
      }

      if (this._activeTarget && scrollTop < this._offsets[0] && this._offsets[0] > 0) {
        this._activeTarget = null;
        this._clear();
        return;
      }

      for (var i = this._offsets.length; i--;) {
        var isActiveTarget = this._activeTarget !== this._targets[i] && scrollTop >= this._offsets[i] && (this._offsets[i + 1] === undefined || scrollTop < this._offsets[i + 1]);

        if (isActiveTarget) {
          this._activate(this._targets[i]);
        }
      }
    };

    ScrollSpy.prototype._activate = function _activate(target) {
      this._activeTarget = target;

      this._clear();

      var queries = this._selector.split(',');
      queries = queries.map(function (selector) {
        return selector + '[data-target="' + target + '"],' + (selector + '[href="' + target + '"]');
      });

      var $link = $(queries.join(','));

      if ($link.hasClass(ClassName.DROPDOWN_ITEM)) {
        $link.closest(Selector.DROPDOWN).find(Selector.DROPDOWN_TOGGLE).addClass(ClassName.ACTIVE);
        $link.addClass(ClassName.ACTIVE);
      } else {
        // Set triggered link as active
        $link.addClass(ClassName.ACTIVE);
        // Set triggered links parents as active
        // With both <ul> and <nav> markup a parent is the previous sibling of any nav ancestor
        $link.parents(Selector.NAV_LIST_GROUP).prev(Selector.NAV_LINKS + ', ' + Selector.LIST_ITEMS).addClass(ClassName.ACTIVE);
      }

      $(this._scrollElement).trigger(Event.ACTIVATE, {
        relatedTarget: target
      });
    };

    ScrollSpy.prototype._clear = function _clear() {
      $(this._selector).filter(Selector.ACTIVE).removeClass(ClassName.ACTIVE);
    };

    // static

    ScrollSpy._jQueryInterface = function _jQueryInterface(config) {
      return this.each(function () {
        var data = $(this).data(DATA_KEY);
        var _config = (typeof config === 'undefined' ? 'undefined' : _typeof(config)) === 'object' && config;

        if (!data) {
          data = new ScrollSpy(this, _config);
          $(this).data(DATA_KEY, data);
        }

        if (typeof config === 'string') {
          if (data[config] === undefined) {
            throw new Error('No method named "' + config + '"');
          }
          data[config]();
        }
      });
    };

    _createClass(ScrollSpy, null, [{
      key: 'VERSION',
      get: function get() {
        return VERSION;
      }
    }, {
      key: 'Default',
      get: function get() {
        return Default;
      }
    }]);

    return ScrollSpy;
  }();

  /**
   * ------------------------------------------------------------------------
   * Data Api implementation
   * ------------------------------------------------------------------------
   */

  $(window).on(Event.LOAD_DATA_API, function () {
    var scrollSpys = $.makeArray($(Selector.DATA_SPY));

    for (var i = scrollSpys.length; i--;) {
      var $spy = $(scrollSpys[i]);
      ScrollSpy._jQueryInterface.call($spy, $spy.data());
    }
  });

  /**
   * ------------------------------------------------------------------------
   * jQuery
   * ------------------------------------------------------------------------
   */

  $.fn[NAME] = ScrollSpy._jQueryInterface;
  $.fn[NAME].Constructor = ScrollSpy;
  $.fn[NAME].noConflict = function () {
    $.fn[NAME] = JQUERY_NO_CONFLICT;
    return ScrollSpy._jQueryInterface;
  };

  return ScrollSpy;
}(jQuery);

/**
 * --------------------------------------------------------------------------
 * Bootstrap (v4.0.0-beta): tab.js
 * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
 * --------------------------------------------------------------------------
 */

var Tab = function ($) {

  /**
   * ------------------------------------------------------------------------
   * Constants
   * ------------------------------------------------------------------------
   */

  var NAME = 'tab';
  var VERSION = '4.0.0-beta';
  var DATA_KEY = 'bs.tab';
  var EVENT_KEY = '.' + DATA_KEY;
  var DATA_API_KEY = '.data-api';
  var JQUERY_NO_CONFLICT = $.fn[NAME];
  var TRANSITION_DURATION = 150;

  var Event = {
    HIDE: 'hide' + EVENT_KEY,
    HIDDEN: 'hidden' + EVENT_KEY,
    SHOW: 'show' + EVENT_KEY,
    SHOWN: 'shown' + EVENT_KEY,
    CLICK_DATA_API: 'click' + EVENT_KEY + DATA_API_KEY
  };

  var ClassName = {
    DROPDOWN_MENU: 'dropdown-menu',
    ACTIVE: 'active',
    DISABLED: 'disabled',
    FADE: 'fade',
    SHOW: 'show'
  };

  var Selector = {
    DROPDOWN: '.dropdown',
    NAV_LIST_GROUP: '.nav, .list-group',
    ACTIVE: '.active',
    DATA_TOGGLE: '[data-toggle="tab"], [data-toggle="pill"], [data-toggle="list"]',
    DROPDOWN_TOGGLE: '.dropdown-toggle',
    DROPDOWN_ACTIVE_CHILD: '> .dropdown-menu .active'

    /**
     * ------------------------------------------------------------------------
     * Class Definition
     * ------------------------------------------------------------------------
     */

  };
  var Tab = function () {
    function Tab(element) {
      _classCallCheck(this, Tab);

      this._element = element;
    }

    // getters

    // public

    Tab.prototype.show = function show() {
      var _this22 = this;

      if (this._element.parentNode && this._element.parentNode.nodeType === Node.ELEMENT_NODE && $(this._element).hasClass(ClassName.ACTIVE) || $(this._element).hasClass(ClassName.DISABLED)) {
        return;
      }

      var target = void 0;
      var previous = void 0;
      var listElement = $(this._element).closest(Selector.NAV_LIST_GROUP)[0];
      var selector = Util.getSelectorFromElement(this._element);

      if (listElement) {
        previous = $.makeArray($(listElement).find(Selector.ACTIVE));
        previous = previous[previous.length - 1];
      }

      var hideEvent = $.Event(Event.HIDE, {
        relatedTarget: this._element
      });

      var showEvent = $.Event(Event.SHOW, {
        relatedTarget: previous
      });

      if (previous) {
        $(previous).trigger(hideEvent);
      }

      $(this._element).trigger(showEvent);

      if (showEvent.isDefaultPrevented() || hideEvent.isDefaultPrevented()) {
        return;
      }

      if (selector) {
        target = $(selector)[0];
      }

      this._activate(this._element, listElement);

      var complete = function complete() {
        var hiddenEvent = $.Event(Event.HIDDEN, {
          relatedTarget: _this22._element
        });

        var shownEvent = $.Event(Event.SHOWN, {
          relatedTarget: previous
        });

        $(previous).trigger(hiddenEvent);
        $(_this22._element).trigger(shownEvent);
      };

      if (target) {
        this._activate(target, target.parentNode, complete);
      } else {
        complete();
      }
    };

    Tab.prototype.dispose = function dispose() {
      $.removeData(this._element, DATA_KEY);
      this._element = null;
    };

    // private

    Tab.prototype._activate = function _activate(element, container, callback) {
      var _this23 = this;

      var active = $(container).find(Selector.ACTIVE)[0];
      var isTransitioning = callback && Util.supportsTransitionEnd() && active && $(active).hasClass(ClassName.FADE);

      var complete = function complete() {
        return _this23._transitionComplete(element, active, isTransitioning, callback);
      };

      if (active && isTransitioning) {
        $(active).one(Util.TRANSITION_END, complete).emulateTransitionEnd(TRANSITION_DURATION);
      } else {
        complete();
      }

      if (active) {
        $(active).removeClass(ClassName.SHOW);
      }
    };

    Tab.prototype._transitionComplete = function _transitionComplete(element, active, isTransitioning, callback) {
      if (active) {
        $(active).removeClass(ClassName.ACTIVE);

        var dropdownChild = $(active.parentNode).find(Selector.DROPDOWN_ACTIVE_CHILD)[0];

        if (dropdownChild) {
          $(dropdownChild).removeClass(ClassName.ACTIVE);
        }

        active.setAttribute('aria-expanded', false);
      }

      $(element).addClass(ClassName.ACTIVE);
      element.setAttribute('aria-expanded', true);

      if (isTransitioning) {
        Util.reflow(element);
        $(element).addClass(ClassName.SHOW);
      } else {
        $(element).removeClass(ClassName.FADE);
      }

      if (element.parentNode && $(element.parentNode).hasClass(ClassName.DROPDOWN_MENU)) {

        var dropdownElement = $(element).closest(Selector.DROPDOWN)[0];
        if (dropdownElement) {
          $(dropdownElement).find(Selector.DROPDOWN_TOGGLE).addClass(ClassName.ACTIVE);
        }

        element.setAttribute('aria-expanded', true);
      }

      if (callback) {
        callback();
      }
    };

    // static

    Tab._jQueryInterface = function _jQueryInterface(config) {
      return this.each(function () {
        var $this = $(this);
        var data = $this.data(DATA_KEY);

        if (!data) {
          data = new Tab(this);
          $this.data(DATA_KEY, data);
        }

        if (typeof config === 'string') {
          if (data[config] === undefined) {
            throw new Error('No method named "' + config + '"');
          }
          data[config]();
        }
      });
    };

    _createClass(Tab, null, [{
      key: 'VERSION',
      get: function get() {
        return VERSION;
      }
    }]);

    return Tab;
  }();

  /**
   * ------------------------------------------------------------------------
   * Data Api implementation
   * ------------------------------------------------------------------------
   */

  $(document).on(Event.CLICK_DATA_API, Selector.DATA_TOGGLE, function (event) {
    event.preventDefault();
    Tab._jQueryInterface.call($(this), 'show');
  });

  /**
   * ------------------------------------------------------------------------
   * jQuery
   * ------------------------------------------------------------------------
   */

  $.fn[NAME] = Tab._jQueryInterface;
  $.fn[NAME].Constructor = Tab;
  $.fn[NAME].noConflict = function () {
    $.fn[NAME] = JQUERY_NO_CONFLICT;
    return Tab._jQueryInterface;
  };

  return Tab;
}(jQuery);

/* global Popper */

/**
 * --------------------------------------------------------------------------
 * Bootstrap (v4.0.0-beta): tooltip.js
 * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
 * --------------------------------------------------------------------------
 */

var Tooltip = function ($) {

  /**
   * Check for Popper dependency
   * Popper - https://popper.js.org
   */
  if (typeof Popper === 'undefined') {
    throw new Error('Bootstrap tooltips require Popper.js (https://popper.js.org)');
  }

  /**
   * ------------------------------------------------------------------------
   * Constants
   * ------------------------------------------------------------------------
   */

  var NAME = 'tooltip';
  var VERSION = '4.0.0-beta';
  var DATA_KEY = 'bs.tooltip';
  var EVENT_KEY = '.' + DATA_KEY;
  var JQUERY_NO_CONFLICT = $.fn[NAME];
  var TRANSITION_DURATION = 150;
  var CLASS_PREFIX = 'bs-tooltip';
  var BSCLS_PREFIX_REGEX = new RegExp('(^|\\s)' + CLASS_PREFIX + '\\S+', 'g');

  var DefaultType = {
    animation: 'boolean',
    template: 'string',
    title: '(string|element|function)',
    trigger: 'string',
    delay: '(number|object)',
    html: 'boolean',
    selector: '(string|boolean)',
    placement: '(string|function)',
    offset: '(number|string)',
    container: '(string|element|boolean)',
    fallbackPlacement: '(string|array)'
  };

  var AttachmentMap = {
    AUTO: 'auto',
    TOP: 'top',
    RIGHT: 'right',
    BOTTOM: 'bottom',
    LEFT: 'left'
  };

  var Default = {
    animation: true,
    template: '<div class="tooltip" role="tooltip">' + '<div class="arrow"></div>' + '<div class="tooltip-inner"></div></div>',
    trigger: 'hover focus',
    title: '',
    delay: 0,
    html: false,
    selector: false,
    placement: 'top',
    offset: 0,
    container: false,
    fallbackPlacement: 'flip'
  };

  var HoverState = {
    SHOW: 'show',
    OUT: 'out'
  };

  var Event = {
    HIDE: 'hide' + EVENT_KEY,
    HIDDEN: 'hidden' + EVENT_KEY,
    SHOW: 'show' + EVENT_KEY,
    SHOWN: 'shown' + EVENT_KEY,
    INSERTED: 'inserted' + EVENT_KEY,
    CLICK: 'click' + EVENT_KEY,
    FOCUSIN: 'focusin' + EVENT_KEY,
    FOCUSOUT: 'focusout' + EVENT_KEY,
    MOUSEENTER: 'mouseenter' + EVENT_KEY,
    MOUSELEAVE: 'mouseleave' + EVENT_KEY
  };

  var ClassName = {
    FADE: 'fade',
    SHOW: 'show'
  };

  var Selector = {
    TOOLTIP: '.tooltip',
    TOOLTIP_INNER: '.tooltip-inner',
    ARROW: '.arrow'
  };

  var Trigger = {
    HOVER: 'hover',
    FOCUS: 'focus',
    CLICK: 'click',
    MANUAL: 'manual'

    /**
     * ------------------------------------------------------------------------
     * Class Definition
     * ------------------------------------------------------------------------
     */

  };
  var Tooltip = function () {
    function Tooltip(element, config) {
      _classCallCheck(this, Tooltip);

      // private
      this._isEnabled = true;
      this._timeout = 0;
      this._hoverState = '';
      this._activeTrigger = {};
      this._popper = null;

      // protected
      this.element = element;
      this.config = this._getConfig(config);
      this.tip = null;

      this._setListeners();
    }

    // getters

    // public

    Tooltip.prototype.enable = function enable() {
      this._isEnabled = true;
    };

    Tooltip.prototype.disable = function disable() {
      this._isEnabled = false;
    };

    Tooltip.prototype.toggleEnabled = function toggleEnabled() {
      this._isEnabled = !this._isEnabled;
    };

    Tooltip.prototype.toggle = function toggle(event) {
      if (event) {
        var dataKey = this.constructor.DATA_KEY;
        var context = $(event.currentTarget).data(dataKey);

        if (!context) {
          context = new this.constructor(event.currentTarget, this._getDelegateConfig());
          $(event.currentTarget).data(dataKey, context);
        }

        context._activeTrigger.click = !context._activeTrigger.click;

        if (context._isWithActiveTrigger()) {
          context._enter(null, context);
        } else {
          context._leave(null, context);
        }
      } else {

        if ($(this.getTipElement()).hasClass(ClassName.SHOW)) {
          this._leave(null, this);
          return;
        }

        this._enter(null, this);
      }
    };

    Tooltip.prototype.dispose = function dispose() {
      clearTimeout(this._timeout);

      $.removeData(this.element, this.constructor.DATA_KEY);

      $(this.element).off(this.constructor.EVENT_KEY);
      $(this.element).closest('.modal').off('hide.bs.modal');

      if (this.tip) {
        $(this.tip).remove();
      }

      this._isEnabled = null;
      this._timeout = null;
      this._hoverState = null;
      this._activeTrigger = null;
      if (this._popper !== null) {
        this._popper.destroy();
      }
      this._popper = null;

      this.element = null;
      this.config = null;
      this.tip = null;
    };

    Tooltip.prototype.show = function show() {
      var _this24 = this;

      if ($(this.element).css('display') === 'none') {
        throw new Error('Please use show on visible elements');
      }

      var showEvent = $.Event(this.constructor.Event.SHOW);
      if (this.isWithContent() && this._isEnabled) {
        $(this.element).trigger(showEvent);

        var isInTheDom = $.contains(this.element.ownerDocument.documentElement, this.element);

        if (showEvent.isDefaultPrevented() || !isInTheDom) {
          return;
        }

        var tip = this.getTipElement();
        var tipId = Util.getUID(this.constructor.NAME);

        tip.setAttribute('id', tipId);
        this.element.setAttribute('aria-describedby', tipId);

        this.setContent();

        if (this.config.animation) {
          $(tip).addClass(ClassName.FADE);
        }

        var placement = typeof this.config.placement === 'function' ? this.config.placement.call(this, tip, this.element) : this.config.placement;

        var attachment = this._getAttachment(placement);
        this.addAttachmentClass(attachment);

        var container = this.config.container === false ? document.body : $(this.config.container);

        $(tip).data(this.constructor.DATA_KEY, this);

        if (!$.contains(this.element.ownerDocument.documentElement, this.tip)) {
          $(tip).appendTo(container);
        }

        $(this.element).trigger(this.constructor.Event.INSERTED);

        this._popper = new Popper(this.element, tip, {
          placement: attachment,
          modifiers: {
            offset: {
              offset: this.config.offset
            },
            flip: {
              behavior: this.config.fallbackPlacement
            },
            arrow: {
              element: Selector.ARROW
            }
          },
          onCreate: function onCreate(data) {
            if (data.originalPlacement !== data.placement) {
              _this24._handlePopperPlacementChange(data);
            }
          },
          onUpdate: function onUpdate(data) {
            _this24._handlePopperPlacementChange(data);
          }
        });

        $(tip).addClass(ClassName.SHOW);

        // if this is a touch-enabled device we add extra
        // empty mouseover listeners to the body's immediate children;
        // only needed because of broken event delegation on iOS
        // https://www.quirksmode.org/blog/archives/2014/02/mouse_event_bub.html
        if ('ontouchstart' in document.documentElement) {
          $('body').children().on('mouseover', null, $.noop);
        }

        var complete = function complete() {
          if (_this24.config.animation) {
            _this24._fixTransition();
          }
          var prevHoverState = _this24._hoverState;
          _this24._hoverState = null;

          $(_this24.element).trigger(_this24.constructor.Event.SHOWN);

          if (prevHoverState === HoverState.OUT) {
            _this24._leave(null, _this24);
          }
        };

        if (Util.supportsTransitionEnd() && $(this.tip).hasClass(ClassName.FADE)) {
          $(this.tip).one(Util.TRANSITION_END, complete).emulateTransitionEnd(Tooltip._TRANSITION_DURATION);
        } else {
          complete();
        }
      }
    };

    Tooltip.prototype.hide = function hide(callback) {
      var _this25 = this;

      var tip = this.getTipElement();
      var hideEvent = $.Event(this.constructor.Event.HIDE);
      var complete = function complete() {
        if (_this25._hoverState !== HoverState.SHOW && tip.parentNode) {
          tip.parentNode.removeChild(tip);
        }

        _this25._cleanTipClass();
        _this25.element.removeAttribute('aria-describedby');
        $(_this25.element).trigger(_this25.constructor.Event.HIDDEN);
        if (_this25._popper !== null) {
          _this25._popper.destroy();
        }

        if (callback) {
          callback();
        }
      };

      $(this.element).trigger(hideEvent);

      if (hideEvent.isDefaultPrevented()) {
        return;
      }

      $(tip).removeClass(ClassName.SHOW);

      // if this is a touch-enabled device we remove the extra
      // empty mouseover listeners we added for iOS support
      if ('ontouchstart' in document.documentElement) {
        $('body').children().off('mouseover', null, $.noop);
      }

      this._activeTrigger[Trigger.CLICK] = false;
      this._activeTrigger[Trigger.FOCUS] = false;
      this._activeTrigger[Trigger.HOVER] = false;

      if (Util.supportsTransitionEnd() && $(this.tip).hasClass(ClassName.FADE)) {

        $(tip).one(Util.TRANSITION_END, complete).emulateTransitionEnd(TRANSITION_DURATION);
      } else {
        complete();
      }

      this._hoverState = '';
    };

    Tooltip.prototype.update = function update() {
      if (this._popper !== null) {
        this._popper.scheduleUpdate();
      }
    };

    // protected

    Tooltip.prototype.isWithContent = function isWithContent() {
      return Boolean(this.getTitle());
    };

    Tooltip.prototype.addAttachmentClass = function addAttachmentClass(attachment) {
      $(this.getTipElement()).addClass(CLASS_PREFIX + '-' + attachment);
    };

    Tooltip.prototype.getTipElement = function getTipElement() {
      return this.tip = this.tip || $(this.config.template)[0];
    };

    Tooltip.prototype.setContent = function setContent() {
      var $tip = $(this.getTipElement());
      this.setElementContent($tip.find(Selector.TOOLTIP_INNER), this.getTitle());
      $tip.removeClass(ClassName.FADE + ' ' + ClassName.SHOW);
    };

    Tooltip.prototype.setElementContent = function setElementContent($element, content) {
      var html = this.config.html;
      if ((typeof content === 'undefined' ? 'undefined' : _typeof(content)) === 'object' && (content.nodeType || content.jquery)) {
        // content is a DOM node or a jQuery
        if (html) {
          if (!$(content).parent().is($element)) {
            $element.empty().append(content);
          }
        } else {
          $element.text($(content).text());
        }
      } else {
        $element[html ? 'html' : 'text'](content);
      }
    };

    Tooltip.prototype.getTitle = function getTitle() {
      var title = this.element.getAttribute('data-original-title');

      if (!title) {
        title = typeof this.config.title === 'function' ? this.config.title.call(this.element) : this.config.title;
      }

      return title;
    };

    // private

    Tooltip.prototype._getAttachment = function _getAttachment(placement) {
      return AttachmentMap[placement.toUpperCase()];
    };

    Tooltip.prototype._setListeners = function _setListeners() {
      var _this26 = this;

      var triggers = this.config.trigger.split(' ');

      triggers.forEach(function (trigger) {
        if (trigger === 'click') {
          $(_this26.element).on(_this26.constructor.Event.CLICK, _this26.config.selector, function (event) {
            return _this26.toggle(event);
          });
        } else if (trigger !== Trigger.MANUAL) {
          var eventIn = trigger === Trigger.HOVER ? _this26.constructor.Event.MOUSEENTER : _this26.constructor.Event.FOCUSIN;
          var eventOut = trigger === Trigger.HOVER ? _this26.constructor.Event.MOUSELEAVE : _this26.constructor.Event.FOCUSOUT;

          $(_this26.element).on(eventIn, _this26.config.selector, function (event) {
            return _this26._enter(event);
          }).on(eventOut, _this26.config.selector, function (event) {
            return _this26._leave(event);
          });
        }

        $(_this26.element).closest('.modal').on('hide.bs.modal', function () {
          return _this26.hide();
        });
      });

      if (this.config.selector) {
        this.config = $.extend({}, this.config, {
          trigger: 'manual',
          selector: ''
        });
      } else {
        this._fixTitle();
      }
    };

    Tooltip.prototype._fixTitle = function _fixTitle() {
      var titleType = _typeof(this.element.getAttribute('data-original-title'));
      if (this.element.getAttribute('title') || titleType !== 'string') {
        this.element.setAttribute('data-original-title', this.element.getAttribute('title') || '');
        this.element.setAttribute('title', '');
      }
    };

    Tooltip.prototype._enter = function _enter(event, context) {
      var dataKey = this.constructor.DATA_KEY;

      context = context || $(event.currentTarget).data(dataKey);

      if (!context) {
        context = new this.constructor(event.currentTarget, this._getDelegateConfig());
        $(event.currentTarget).data(dataKey, context);
      }

      if (event) {
        context._activeTrigger[event.type === 'focusin' ? Trigger.FOCUS : Trigger.HOVER] = true;
      }

      if ($(context.getTipElement()).hasClass(ClassName.SHOW) || context._hoverState === HoverState.SHOW) {
        context._hoverState = HoverState.SHOW;
        return;
      }

      clearTimeout(context._timeout);

      context._hoverState = HoverState.SHOW;

      if (!context.config.delay || !context.config.delay.show) {
        context.show();
        return;
      }

      context._timeout = setTimeout(function () {
        if (context._hoverState === HoverState.SHOW) {
          context.show();
        }
      }, context.config.delay.show);
    };

    Tooltip.prototype._leave = function _leave(event, context) {
      var dataKey = this.constructor.DATA_KEY;

      context = context || $(event.currentTarget).data(dataKey);

      if (!context) {
        context = new this.constructor(event.currentTarget, this._getDelegateConfig());
        $(event.currentTarget).data(dataKey, context);
      }

      if (event) {
        context._activeTrigger[event.type === 'focusout' ? Trigger.FOCUS : Trigger.HOVER] = false;
      }

      if (context._isWithActiveTrigger()) {
        return;
      }

      clearTimeout(context._timeout);

      context._hoverState = HoverState.OUT;

      if (!context.config.delay || !context.config.delay.hide) {
        context.hide();
        return;
      }

      context._timeout = setTimeout(function () {
        if (context._hoverState === HoverState.OUT) {
          context.hide();
        }
      }, context.config.delay.hide);
    };

    Tooltip.prototype._isWithActiveTrigger = function _isWithActiveTrigger() {
      for (var trigger in this._activeTrigger) {
        if (this._activeTrigger[trigger]) {
          return true;
        }
      }

      return false;
    };

    Tooltip.prototype._getConfig = function _getConfig(config) {
      config = $.extend({}, this.constructor.Default, $(this.element).data(), config);

      if (config.delay && typeof config.delay === 'number') {
        config.delay = {
          show: config.delay,
          hide: config.delay
        };
      }

      if (config.title && typeof config.title === 'number') {
        config.title = config.title.toString();
      }

      if (config.content && typeof config.content === 'number') {
        config.content = config.content.toString();
      }

      Util.typeCheckConfig(NAME, config, this.constructor.DefaultType);

      return config;
    };

    Tooltip.prototype._getDelegateConfig = function _getDelegateConfig() {
      var config = {};

      if (this.config) {
        for (var key in this.config) {
          if (this.constructor.Default[key] !== this.config[key]) {
            config[key] = this.config[key];
          }
        }
      }

      return config;
    };

    Tooltip.prototype._cleanTipClass = function _cleanTipClass() {
      var $tip = $(this.getTipElement());
      var tabClass = $tip.attr('class').match(BSCLS_PREFIX_REGEX);
      if (tabClass !== null && tabClass.length > 0) {
        $tip.removeClass(tabClass.join(''));
      }
    };

    Tooltip.prototype._handlePopperPlacementChange = function _handlePopperPlacementChange(data) {
      this._cleanTipClass();
      this.addAttachmentClass(this._getAttachment(data.placement));
    };

    Tooltip.prototype._fixTransition = function _fixTransition() {
      var tip = this.getTipElement();
      var initConfigAnimation = this.config.animation;
      if (tip.getAttribute('x-placement') !== null) {
        return;
      }
      $(tip).removeClass(ClassName.FADE);
      this.config.animation = false;
      this.hide();
      this.show();
      this.config.animation = initConfigAnimation;
    };

    // static

    Tooltip._jQueryInterface = function _jQueryInterface(config) {
      return this.each(function () {
        var data = $(this).data(DATA_KEY);
        var _config = (typeof config === 'undefined' ? 'undefined' : _typeof(config)) === 'object' && config;

        if (!data && /dispose|hide/.test(config)) {
          return;
        }

        if (!data) {
          data = new Tooltip(this, _config);
          $(this).data(DATA_KEY, data);
        }

        if (typeof config === 'string') {
          if (data[config] === undefined) {
            throw new Error('No method named "' + config + '"');
          }
          data[config]();
        }
      });
    };

    _createClass(Tooltip, null, [{
      key: 'VERSION',
      get: function get() {
        return VERSION;
      }
    }, {
      key: 'Default',
      get: function get() {
        return Default;
      }
    }, {
      key: 'NAME',
      get: function get() {
        return NAME;
      }
    }, {
      key: 'DATA_KEY',
      get: function get() {
        return DATA_KEY;
      }
    }, {
      key: 'Event',
      get: function get() {
        return Event;
      }
    }, {
      key: 'EVENT_KEY',
      get: function get() {
        return EVENT_KEY;
      }
    }, {
      key: 'DefaultType',
      get: function get() {
        return DefaultType;
      }
    }]);

    return Tooltip;
  }();

  /**
   * ------------------------------------------------------------------------
   * jQuery
   * ------------------------------------------------------------------------
   */

  $.fn[NAME] = Tooltip._jQueryInterface;
  $.fn[NAME].Constructor = Tooltip;
  $.fn[NAME].noConflict = function () {
    $.fn[NAME] = JQUERY_NO_CONFLICT;
    return Tooltip._jQueryInterface;
  };

  return Tooltip;
}(jQuery);

/**
 * --------------------------------------------------------------------------
 * Bootstrap (v4.0.0-beta): popover.js
 * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
 * --------------------------------------------------------------------------
 */

var Popover = function ($) {

  /**
   * ------------------------------------------------------------------------
   * Constants
   * ------------------------------------------------------------------------
   */

  var NAME = 'popover';
  var VERSION = '4.0.0-beta';
  var DATA_KEY = 'bs.popover';
  var EVENT_KEY = '.' + DATA_KEY;
  var JQUERY_NO_CONFLICT = $.fn[NAME];
  var CLASS_PREFIX = 'bs-popover';
  var BSCLS_PREFIX_REGEX = new RegExp('(^|\\s)' + CLASS_PREFIX + '\\S+', 'g');

  var Default = $.extend({}, Tooltip.Default, {
    placement: 'right',
    trigger: 'click',
    content: '',
    template: '<div class="popover" role="tooltip">' + '<div class="arrow"></div>' + '<h3 class="popover-header"></h3>' + '<div class="popover-body"></div></div>'
  });

  var DefaultType = $.extend({}, Tooltip.DefaultType, {
    content: '(string|element|function)'
  });

  var ClassName = {
    FADE: 'fade',
    SHOW: 'show'
  };

  var Selector = {
    TITLE: '.popover-header',
    CONTENT: '.popover-body'
  };

  var Event = {
    HIDE: 'hide' + EVENT_KEY,
    HIDDEN: 'hidden' + EVENT_KEY,
    SHOW: 'show' + EVENT_KEY,
    SHOWN: 'shown' + EVENT_KEY,
    INSERTED: 'inserted' + EVENT_KEY,
    CLICK: 'click' + EVENT_KEY,
    FOCUSIN: 'focusin' + EVENT_KEY,
    FOCUSOUT: 'focusout' + EVENT_KEY,
    MOUSEENTER: 'mouseenter' + EVENT_KEY,
    MOUSELEAVE: 'mouseleave' + EVENT_KEY

    /**
     * ------------------------------------------------------------------------
     * Class Definition
     * ------------------------------------------------------------------------
     */

  };
  var Popover = function (_Tooltip) {
    _inherits(Popover, _Tooltip);

    function Popover() {
      _classCallCheck(this, Popover);

      return _possibleConstructorReturn(this, _Tooltip.apply(this, arguments));
    }

    // overrides

    Popover.prototype.isWithContent = function isWithContent() {
      return this.getTitle() || this._getContent();
    };

    Popover.prototype.addAttachmentClass = function addAttachmentClass(attachment) {
      $(this.getTipElement()).addClass(CLASS_PREFIX + '-' + attachment);
    };

    Popover.prototype.getTipElement = function getTipElement() {
      return this.tip = this.tip || $(this.config.template)[0];
    };

    Popover.prototype.setContent = function setContent() {
      var $tip = $(this.getTipElement());

      // we use append for html objects to maintain js events
      this.setElementContent($tip.find(Selector.TITLE), this.getTitle());
      this.setElementContent($tip.find(Selector.CONTENT), this._getContent());

      $tip.removeClass(ClassName.FADE + ' ' + ClassName.SHOW);
    };

    // private

    Popover.prototype._getContent = function _getContent() {
      return this.element.getAttribute('data-content') || (typeof this.config.content === 'function' ? this.config.content.call(this.element) : this.config.content);
    };

    Popover.prototype._cleanTipClass = function _cleanTipClass() {
      var $tip = $(this.getTipElement());
      var tabClass = $tip.attr('class').match(BSCLS_PREFIX_REGEX);
      if (tabClass !== null && tabClass.length > 0) {
        $tip.removeClass(tabClass.join(''));
      }
    };

    // static

    Popover._jQueryInterface = function _jQueryInterface(config) {
      return this.each(function () {
        var data = $(this).data(DATA_KEY);
        var _config = (typeof config === 'undefined' ? 'undefined' : _typeof(config)) === 'object' ? config : null;

        if (!data && /destroy|hide/.test(config)) {
          return;
        }

        if (!data) {
          data = new Popover(this, _config);
          $(this).data(DATA_KEY, data);
        }

        if (typeof config === 'string') {
          if (data[config] === undefined) {
            throw new Error('No method named "' + config + '"');
          }
          data[config]();
        }
      });
    };

    _createClass(Popover, null, [{
      key: 'VERSION',


      // getters

      get: function get() {
        return VERSION;
      }
    }, {
      key: 'Default',
      get: function get() {
        return Default;
      }
    }, {
      key: 'NAME',
      get: function get() {
        return NAME;
      }
    }, {
      key: 'DATA_KEY',
      get: function get() {
        return DATA_KEY;
      }
    }, {
      key: 'Event',
      get: function get() {
        return Event;
      }
    }, {
      key: 'EVENT_KEY',
      get: function get() {
        return EVENT_KEY;
      }
    }, {
      key: 'DefaultType',
      get: function get() {
        return DefaultType;
      }
    }]);

    return Popover;
  }(Tooltip);

  /**
   * ------------------------------------------------------------------------
   * jQuery
   * ------------------------------------------------------------------------
   */

  $.fn[NAME] = Popover._jQueryInterface;
  $.fn[NAME].Constructor = Popover;
  $.fn[NAME].noConflict = function () {
    $.fn[NAME] = JQUERY_NO_CONFLICT;
    return Popover._jQueryInterface;
  };

  return Popover;
}(jQuery);


})();
//! moment.js
//! version : 2.18.1
//! authors : Tim Wood, Iskren Chernev, Moment.js contributors
//! license : MIT
//! momentjs.com

;(function (global, factory) {
    typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() :
    typeof define === 'function' && define.amd ? define(factory) :
    global.moment = factory()
}(this, (function () { 'use strict';

var hookCallback;

function hooks () {
    return hookCallback.apply(null, arguments);
}

// This is done to register the method called with moment()
// without creating circular dependencies.
function setHookCallback (callback) {
    hookCallback = callback;
}

function isArray(input) {
    return input instanceof Array || Object.prototype.toString.call(input) === '[object Array]';
}

function isObject(input) {
    // IE8 will treat undefined and null as object if it wasn't for
    // input != null
    return input != null && Object.prototype.toString.call(input) === '[object Object]';
}

function isObjectEmpty(obj) {
    var k;
    for (k in obj) {
        // even if its not own property I'd still call it non-empty
        return false;
    }
    return true;
}

function isUndefined(input) {
    return input === void 0;
}

function isNumber(input) {
    return typeof input === 'number' || Object.prototype.toString.call(input) === '[object Number]';
}

function isDate(input) {
    return input instanceof Date || Object.prototype.toString.call(input) === '[object Date]';
}

function map(arr, fn) {
    var res = [], i;
    for (i = 0; i < arr.length; ++i) {
        res.push(fn(arr[i], i));
    }
    return res;
}

function hasOwnProp(a, b) {
    return Object.prototype.hasOwnProperty.call(a, b);
}

function extend(a, b) {
    for (var i in b) {
        if (hasOwnProp(b, i)) {
            a[i] = b[i];
        }
    }

    if (hasOwnProp(b, 'toString')) {
        a.toString = b.toString;
    }

    if (hasOwnProp(b, 'valueOf')) {
        a.valueOf = b.valueOf;
    }

    return a;
}

function createUTC (input, format, locale, strict) {
    return createLocalOrUTC(input, format, locale, strict, true).utc();
}

function defaultParsingFlags() {
    // We need to deep clone this object.
    return {
        empty           : false,
        unusedTokens    : [],
        unusedInput     : [],
        overflow        : -2,
        charsLeftOver   : 0,
        nullInput       : false,
        invalidMonth    : null,
        invalidFormat   : false,
        userInvalidated : false,
        iso             : false,
        parsedDateParts : [],
        meridiem        : null,
        rfc2822         : false,
        weekdayMismatch : false
    };
}

function getParsingFlags(m) {
    if (m._pf == null) {
        m._pf = defaultParsingFlags();
    }
    return m._pf;
}

var some;
if (Array.prototype.some) {
    some = Array.prototype.some;
} else {
    some = function (fun) {
        var t = Object(this);
        var len = t.length >>> 0;

        for (var i = 0; i < len; i++) {
            if (i in t && fun.call(this, t[i], i, t)) {
                return true;
            }
        }

        return false;
    };
}

var some$1 = some;

function isValid(m) {
    if (m._isValid == null) {
        var flags = getParsingFlags(m);
        var parsedParts = some$1.call(flags.parsedDateParts, function (i) {
            return i != null;
        });
        var isNowValid = !isNaN(m._d.getTime()) &&
            flags.overflow < 0 &&
            !flags.empty &&
            !flags.invalidMonth &&
            !flags.invalidWeekday &&
            !flags.nullInput &&
            !flags.invalidFormat &&
            !flags.userInvalidated &&
            (!flags.meridiem || (flags.meridiem && parsedParts));

        if (m._strict) {
            isNowValid = isNowValid &&
                flags.charsLeftOver === 0 &&
                flags.unusedTokens.length === 0 &&
                flags.bigHour === undefined;
        }

        if (Object.isFrozen == null || !Object.isFrozen(m)) {
            m._isValid = isNowValid;
        }
        else {
            return isNowValid;
        }
    }
    return m._isValid;
}

function createInvalid (flags) {
    var m = createUTC(NaN);
    if (flags != null) {
        extend(getParsingFlags(m), flags);
    }
    else {
        getParsingFlags(m).userInvalidated = true;
    }

    return m;
}

// Plugins that add properties should also add the key here (null value),
// so we can properly clone ourselves.
var momentProperties = hooks.momentProperties = [];

function copyConfig(to, from) {
    var i, prop, val;

    if (!isUndefined(from._isAMomentObject)) {
        to._isAMomentObject = from._isAMomentObject;
    }
    if (!isUndefined(from._i)) {
        to._i = from._i;
    }
    if (!isUndefined(from._f)) {
        to._f = from._f;
    }
    if (!isUndefined(from._l)) {
        to._l = from._l;
    }
    if (!isUndefined(from._strict)) {
        to._strict = from._strict;
    }
    if (!isUndefined(from._tzm)) {
        to._tzm = from._tzm;
    }
    if (!isUndefined(from._isUTC)) {
        to._isUTC = from._isUTC;
    }
    if (!isUndefined(from._offset)) {
        to._offset = from._offset;
    }
    if (!isUndefined(from._pf)) {
        to._pf = getParsingFlags(from);
    }
    if (!isUndefined(from._locale)) {
        to._locale = from._locale;
    }

    if (momentProperties.length > 0) {
        for (i = 0; i < momentProperties.length; i++) {
            prop = momentProperties[i];
            val = from[prop];
            if (!isUndefined(val)) {
                to[prop] = val;
            }
        }
    }

    return to;
}

var updateInProgress = false;

// Moment prototype object
function Moment(config) {
    copyConfig(this, config);
    this._d = new Date(config._d != null ? config._d.getTime() : NaN);
    if (!this.isValid()) {
        this._d = new Date(NaN);
    }
    // Prevent infinite loop in case updateOffset creates new moment
    // objects.
    if (updateInProgress === false) {
        updateInProgress = true;
        hooks.updateOffset(this);
        updateInProgress = false;
    }
}

function isMoment (obj) {
    return obj instanceof Moment || (obj != null && obj._isAMomentObject != null);
}

function absFloor (number) {
    if (number < 0) {
        // -0 -> 0
        return Math.ceil(number) || 0;
    } else {
        return Math.floor(number);
    }
}

function toInt(argumentForCoercion) {
    var coercedNumber = +argumentForCoercion,
        value = 0;

    if (coercedNumber !== 0 && isFinite(coercedNumber)) {
        value = absFloor(coercedNumber);
    }

    return value;
}

// compare two arrays, return the number of differences
function compareArrays(array1, array2, dontConvert) {
    var len = Math.min(array1.length, array2.length),
        lengthDiff = Math.abs(array1.length - array2.length),
        diffs = 0,
        i;
    for (i = 0; i < len; i++) {
        if ((dontConvert && array1[i] !== array2[i]) ||
            (!dontConvert && toInt(array1[i]) !== toInt(array2[i]))) {
            diffs++;
        }
    }
    return diffs + lengthDiff;
}

function warn(msg) {
    if (hooks.suppressDeprecationWarnings === false &&
            (typeof console !==  'undefined') && console.warn) {
        console.warn('Deprecation warning: ' + msg);
    }
}

function deprecate(msg, fn) {
    var firstTime = true;

    return extend(function () {
        if (hooks.deprecationHandler != null) {
            hooks.deprecationHandler(null, msg);
        }
        if (firstTime) {
            var args = [];
            var arg;
            for (var i = 0; i < arguments.length; i++) {
                arg = '';
                if (typeof arguments[i] === 'object') {
                    arg += '\n[' + i + '] ';
                    for (var key in arguments[0]) {
                        arg += key + ': ' + arguments[0][key] + ', ';
                    }
                    arg = arg.slice(0, -2); // Remove trailing comma and space
                } else {
                    arg = arguments[i];
                }
                args.push(arg);
            }
            warn(msg + '\nArguments: ' + Array.prototype.slice.call(args).join('') + '\n' + (new Error()).stack);
            firstTime = false;
        }
        return fn.apply(this, arguments);
    }, fn);
}

var deprecations = {};

function deprecateSimple(name, msg) {
    if (hooks.deprecationHandler != null) {
        hooks.deprecationHandler(name, msg);
    }
    if (!deprecations[name]) {
        warn(msg);
        deprecations[name] = true;
    }
}

hooks.suppressDeprecationWarnings = false;
hooks.deprecationHandler = null;

function isFunction(input) {
    return input instanceof Function || Object.prototype.toString.call(input) === '[object Function]';
}

function set (config) {
    var prop, i;
    for (i in config) {
        prop = config[i];
        if (isFunction(prop)) {
            this[i] = prop;
        } else {
            this['_' + i] = prop;
        }
    }
    this._config = config;
    // Lenient ordinal parsing accepts just a number in addition to
    // number + (possibly) stuff coming from _dayOfMonthOrdinalParse.
    // TODO: Remove "ordinalParse" fallback in next major release.
    this._dayOfMonthOrdinalParseLenient = new RegExp(
        (this._dayOfMonthOrdinalParse.source || this._ordinalParse.source) +
            '|' + (/\d{1,2}/).source);
}

function mergeConfigs(parentConfig, childConfig) {
    var res = extend({}, parentConfig), prop;
    for (prop in childConfig) {
        if (hasOwnProp(childConfig, prop)) {
            if (isObject(parentConfig[prop]) && isObject(childConfig[prop])) {
                res[prop] = {};
                extend(res[prop], parentConfig[prop]);
                extend(res[prop], childConfig[prop]);
            } else if (childConfig[prop] != null) {
                res[prop] = childConfig[prop];
            } else {
                delete res[prop];
            }
        }
    }
    for (prop in parentConfig) {
        if (hasOwnProp(parentConfig, prop) &&
                !hasOwnProp(childConfig, prop) &&
                isObject(parentConfig[prop])) {
            // make sure changes to properties don't modify parent config
            res[prop] = extend({}, res[prop]);
        }
    }
    return res;
}

function Locale(config) {
    if (config != null) {
        this.set(config);
    }
}

var keys;

if (Object.keys) {
    keys = Object.keys;
} else {
    keys = function (obj) {
        var i, res = [];
        for (i in obj) {
            if (hasOwnProp(obj, i)) {
                res.push(i);
            }
        }
        return res;
    };
}

var keys$1 = keys;

var defaultCalendar = {
    sameDay : '[Today at] LT',
    nextDay : '[Tomorrow at] LT',
    nextWeek : 'dddd [at] LT',
    lastDay : '[Yesterday at] LT',
    lastWeek : '[Last] dddd [at] LT',
    sameElse : 'L'
};

function calendar (key, mom, now) {
    var output = this._calendar[key] || this._calendar['sameElse'];
    return isFunction(output) ? output.call(mom, now) : output;
}

var defaultLongDateFormat = {
    LTS  : 'h:mm:ss A',
    LT   : 'h:mm A',
    L    : 'MM/DD/YYYY',
    LL   : 'MMMM D, YYYY',
    LLL  : 'MMMM D, YYYY h:mm A',
    LLLL : 'dddd, MMMM D, YYYY h:mm A'
};

function longDateFormat (key) {
    var format = this._longDateFormat[key],
        formatUpper = this._longDateFormat[key.toUpperCase()];

    if (format || !formatUpper) {
        return format;
    }

    this._longDateFormat[key] = formatUpper.replace(/MMMM|MM|DD|dddd/g, function (val) {
        return val.slice(1);
    });

    return this._longDateFormat[key];
}

var defaultInvalidDate = 'Invalid date';

function invalidDate () {
    return this._invalidDate;
}

var defaultOrdinal = '%d';
var defaultDayOfMonthOrdinalParse = /\d{1,2}/;

function ordinal (number) {
    return this._ordinal.replace('%d', number);
}

var defaultRelativeTime = {
    future : 'in %s',
    past   : '%s ago',
    s  : 'a few seconds',
    ss : '%d seconds',
    m  : 'a minute',
    mm : '%d minutes',
    h  : 'an hour',
    hh : '%d hours',
    d  : 'a day',
    dd : '%d days',
    M  : 'a month',
    MM : '%d months',
    y  : 'a year',
    yy : '%d years'
};

function relativeTime (number, withoutSuffix, string, isFuture) {
    var output = this._relativeTime[string];
    return (isFunction(output)) ?
        output(number, withoutSuffix, string, isFuture) :
        output.replace(/%d/i, number);
}

function pastFuture (diff, output) {
    var format = this._relativeTime[diff > 0 ? 'future' : 'past'];
    return isFunction(format) ? format(output) : format.replace(/%s/i, output);
}

var aliases = {};

function addUnitAlias (unit, shorthand) {
    var lowerCase = unit.toLowerCase();
    aliases[lowerCase] = aliases[lowerCase + 's'] = aliases[shorthand] = unit;
}

function normalizeUnits(units) {
    return typeof units === 'string' ? aliases[units] || aliases[units.toLowerCase()] : undefined;
}

function normalizeObjectUnits(inputObject) {
    var normalizedInput = {},
        normalizedProp,
        prop;

    for (prop in inputObject) {
        if (hasOwnProp(inputObject, prop)) {
            normalizedProp = normalizeUnits(prop);
            if (normalizedProp) {
                normalizedInput[normalizedProp] = inputObject[prop];
            }
        }
    }

    return normalizedInput;
}

var priorities = {};

function addUnitPriority(unit, priority) {
    priorities[unit] = priority;
}

function getPrioritizedUnits(unitsObj) {
    var units = [];
    for (var u in unitsObj) {
        units.push({unit: u, priority: priorities[u]});
    }
    units.sort(function (a, b) {
        return a.priority - b.priority;
    });
    return units;
}

function makeGetSet (unit, keepTime) {
    return function (value) {
        if (value != null) {
            set$1(this, unit, value);
            hooks.updateOffset(this, keepTime);
            return this;
        } else {
            return get(this, unit);
        }
    };
}

function get (mom, unit) {
    return mom.isValid() ?
        mom._d['get' + (mom._isUTC ? 'UTC' : '') + unit]() : NaN;
}

function set$1 (mom, unit, value) {
    if (mom.isValid()) {
        mom._d['set' + (mom._isUTC ? 'UTC' : '') + unit](value);
    }
}

// MOMENTS

function stringGet (units) {
    units = normalizeUnits(units);
    if (isFunction(this[units])) {
        return this[units]();
    }
    return this;
}


function stringSet (units, value) {
    if (typeof units === 'object') {
        units = normalizeObjectUnits(units);
        var prioritized = getPrioritizedUnits(units);
        for (var i = 0; i < prioritized.length; i++) {
            this[prioritized[i].unit](units[prioritized[i].unit]);
        }
    } else {
        units = normalizeUnits(units);
        if (isFunction(this[units])) {
            return this[units](value);
        }
    }
    return this;
}

function zeroFill(number, targetLength, forceSign) {
    var absNumber = '' + Math.abs(number),
        zerosToFill = targetLength - absNumber.length,
        sign = number >= 0;
    return (sign ? (forceSign ? '+' : '') : '-') +
        Math.pow(10, Math.max(0, zerosToFill)).toString().substr(1) + absNumber;
}

var formattingTokens = /(\[[^\[]*\])|(\\)?([Hh]mm(ss)?|Mo|MM?M?M?|Do|DDDo|DD?D?D?|ddd?d?|do?|w[o|w]?|W[o|W]?|Qo?|YYYYYY|YYYYY|YYYY|YY|gg(ggg?)?|GG(GGG?)?|e|E|a|A|hh?|HH?|kk?|mm?|ss?|S{1,9}|x|X|zz?|ZZ?|.)/g;

var localFormattingTokens = /(\[[^\[]*\])|(\\)?(LTS|LT|LL?L?L?|l{1,4})/g;

var formatFunctions = {};

var formatTokenFunctions = {};

// token:    'M'
// padded:   ['MM', 2]
// ordinal:  'Mo'
// callback: function () { this.month() + 1 }
function addFormatToken (token, padded, ordinal, callback) {
    var func = callback;
    if (typeof callback === 'string') {
        func = function () {
            return this[callback]();
        };
    }
    if (token) {
        formatTokenFunctions[token] = func;
    }
    if (padded) {
        formatTokenFunctions[padded[0]] = function () {
            return zeroFill(func.apply(this, arguments), padded[1], padded[2]);
        };
    }
    if (ordinal) {
        formatTokenFunctions[ordinal] = function () {
            return this.localeData().ordinal(func.apply(this, arguments), token);
        };
    }
}

function removeFormattingTokens(input) {
    if (input.match(/\[[\s\S]/)) {
        return input.replace(/^\[|\]$/g, '');
    }
    return input.replace(/\\/g, '');
}

function makeFormatFunction(format) {
    var array = format.match(formattingTokens), i, length;

    for (i = 0, length = array.length; i < length; i++) {
        if (formatTokenFunctions[array[i]]) {
            array[i] = formatTokenFunctions[array[i]];
        } else {
            array[i] = removeFormattingTokens(array[i]);
        }
    }

    return function (mom) {
        var output = '', i;
        for (i = 0; i < length; i++) {
            output += isFunction(array[i]) ? array[i].call(mom, format) : array[i];
        }
        return output;
    };
}

// format date using native date object
function formatMoment(m, format) {
    if (!m.isValid()) {
        return m.localeData().invalidDate();
    }

    format = expandFormat(format, m.localeData());
    formatFunctions[format] = formatFunctions[format] || makeFormatFunction(format);

    return formatFunctions[format](m);
}

function expandFormat(format, locale) {
    var i = 5;

    function replaceLongDateFormatTokens(input) {
        return locale.longDateFormat(input) || input;
    }

    localFormattingTokens.lastIndex = 0;
    while (i >= 0 && localFormattingTokens.test(format)) {
        format = format.replace(localFormattingTokens, replaceLongDateFormatTokens);
        localFormattingTokens.lastIndex = 0;
        i -= 1;
    }

    return format;
}

var match1         = /\d/;            //       0 - 9
var match2         = /\d\d/;          //      00 - 99
var match3         = /\d{3}/;         //     000 - 999
var match4         = /\d{4}/;         //    0000 - 9999
var match6         = /[+-]?\d{6}/;    // -999999 - 999999
var match1to2      = /\d\d?/;         //       0 - 99
var match3to4      = /\d\d\d\d?/;     //     999 - 9999
var match5to6      = /\d\d\d\d\d\d?/; //   99999 - 999999
var match1to3      = /\d{1,3}/;       //       0 - 999
var match1to4      = /\d{1,4}/;       //       0 - 9999
var match1to6      = /[+-]?\d{1,6}/;  // -999999 - 999999

var matchUnsigned  = /\d+/;           //       0 - inf
var matchSigned    = /[+-]?\d+/;      //    -inf - inf

var matchOffset    = /Z|[+-]\d\d:?\d\d/gi; // +00:00 -00:00 +0000 -0000 or Z
var matchShortOffset = /Z|[+-]\d\d(?::?\d\d)?/gi; // +00 -00 +00:00 -00:00 +0000 -0000 or Z

var matchTimestamp = /[+-]?\d+(\.\d{1,3})?/; // 123456789 123456789.123

// any word (or two) characters or numbers including two/three word month in arabic.
// includes scottish gaelic two word and hyphenated months
var matchWord = /[0-9]*['a-z\u00A0-\u05FF\u0700-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF]+|[\u0600-\u06FF\/]+(\s*?[\u0600-\u06FF]+){1,2}/i;


var regexes = {};

function addRegexToken (token, regex, strictRegex) {
    regexes[token] = isFunction(regex) ? regex : function (isStrict, localeData) {
        return (isStrict && strictRegex) ? strictRegex : regex;
    };
}

function getParseRegexForToken (token, config) {
    if (!hasOwnProp(regexes, token)) {
        return new RegExp(unescapeFormat(token));
    }

    return regexes[token](config._strict, config._locale);
}

// Code from http://stackoverflow.com/questions/3561493/is-there-a-regexp-escape-function-in-javascript
function unescapeFormat(s) {
    return regexEscape(s.replace('\\', '').replace(/\\(\[)|\\(\])|\[([^\]\[]*)\]|\\(.)/g, function (matched, p1, p2, p3, p4) {
        return p1 || p2 || p3 || p4;
    }));
}

function regexEscape(s) {
    return s.replace(/[-\/\\^$*+?.()|[\]{}]/g, '\\$&');
}

var tokens = {};

function addParseToken (token, callback) {
    var i, func = callback;
    if (typeof token === 'string') {
        token = [token];
    }
    if (isNumber(callback)) {
        func = function (input, array) {
            array[callback] = toInt(input);
        };
    }
    for (i = 0; i < token.length; i++) {
        tokens[token[i]] = func;
    }
}

function addWeekParseToken (token, callback) {
    addParseToken(token, function (input, array, config, token) {
        config._w = config._w || {};
        callback(input, config._w, config, token);
    });
}

function addTimeToArrayFromToken(token, input, config) {
    if (input != null && hasOwnProp(tokens, token)) {
        tokens[token](input, config._a, config, token);
    }
}

var YEAR = 0;
var MONTH = 1;
var DATE = 2;
var HOUR = 3;
var MINUTE = 4;
var SECOND = 5;
var MILLISECOND = 6;
var WEEK = 7;
var WEEKDAY = 8;

var indexOf;

if (Array.prototype.indexOf) {
    indexOf = Array.prototype.indexOf;
} else {
    indexOf = function (o) {
        // I know
        var i;
        for (i = 0; i < this.length; ++i) {
            if (this[i] === o) {
                return i;
            }
        }
        return -1;
    };
}

var indexOf$1 = indexOf;

function daysInMonth(year, month) {
    return new Date(Date.UTC(year, month + 1, 0)).getUTCDate();
}

// FORMATTING

addFormatToken('M', ['MM', 2], 'Mo', function () {
    return this.month() + 1;
});

addFormatToken('MMM', 0, 0, function (format) {
    return this.localeData().monthsShort(this, format);
});

addFormatToken('MMMM', 0, 0, function (format) {
    return this.localeData().months(this, format);
});

// ALIASES

addUnitAlias('month', 'M');

// PRIORITY

addUnitPriority('month', 8);

// PARSING

addRegexToken('M',    match1to2);
addRegexToken('MM',   match1to2, match2);
addRegexToken('MMM',  function (isStrict, locale) {
    return locale.monthsShortRegex(isStrict);
});
addRegexToken('MMMM', function (isStrict, locale) {
    return locale.monthsRegex(isStrict);
});

addParseToken(['M', 'MM'], function (input, array) {
    array[MONTH] = toInt(input) - 1;
});

addParseToken(['MMM', 'MMMM'], function (input, array, config, token) {
    var month = config._locale.monthsParse(input, token, config._strict);
    // if we didn't find a month name, mark the date as invalid.
    if (month != null) {
        array[MONTH] = month;
    } else {
        getParsingFlags(config).invalidMonth = input;
    }
});

// LOCALES

var MONTHS_IN_FORMAT = /D[oD]?(\[[^\[\]]*\]|\s)+MMMM?/;
var defaultLocaleMonths = 'January_February_March_April_May_June_July_August_September_October_November_December'.split('_');
function localeMonths (m, format) {
    if (!m) {
        return isArray(this._months) ? this._months :
            this._months['standalone'];
    }
    return isArray(this._months) ? this._months[m.month()] :
        this._months[(this._months.isFormat || MONTHS_IN_FORMAT).test(format) ? 'format' : 'standalone'][m.month()];
}

var defaultLocaleMonthsShort = 'Jan_Feb_Mar_Apr_May_Jun_Jul_Aug_Sep_Oct_Nov_Dec'.split('_');
function localeMonthsShort (m, format) {
    if (!m) {
        return isArray(this._monthsShort) ? this._monthsShort :
            this._monthsShort['standalone'];
    }
    return isArray(this._monthsShort) ? this._monthsShort[m.month()] :
        this._monthsShort[MONTHS_IN_FORMAT.test(format) ? 'format' : 'standalone'][m.month()];
}

function handleStrictParse(monthName, format, strict) {
    var i, ii, mom, llc = monthName.toLocaleLowerCase();
    if (!this._monthsParse) {
        // this is not used
        this._monthsParse = [];
        this._longMonthsParse = [];
        this._shortMonthsParse = [];
        for (i = 0; i < 12; ++i) {
            mom = createUTC([2000, i]);
            this._shortMonthsParse[i] = this.monthsShort(mom, '').toLocaleLowerCase();
            this._longMonthsParse[i] = this.months(mom, '').toLocaleLowerCase();
        }
    }

    if (strict) {
        if (format === 'MMM') {
            ii = indexOf$1.call(this._shortMonthsParse, llc);
            return ii !== -1 ? ii : null;
        } else {
            ii = indexOf$1.call(this._longMonthsParse, llc);
            return ii !== -1 ? ii : null;
        }
    } else {
        if (format === 'MMM') {
            ii = indexOf$1.call(this._shortMonthsParse, llc);
            if (ii !== -1) {
                return ii;
            }
            ii = indexOf$1.call(this._longMonthsParse, llc);
            return ii !== -1 ? ii : null;
        } else {
            ii = indexOf$1.call(this._longMonthsParse, llc);
            if (ii !== -1) {
                return ii;
            }
            ii = indexOf$1.call(this._shortMonthsParse, llc);
            return ii !== -1 ? ii : null;
        }
    }
}

function localeMonthsParse (monthName, format, strict) {
    var i, mom, regex;

    if (this._monthsParseExact) {
        return handleStrictParse.call(this, monthName, format, strict);
    }

    if (!this._monthsParse) {
        this._monthsParse = [];
        this._longMonthsParse = [];
        this._shortMonthsParse = [];
    }

    // TODO: add sorting
    // Sorting makes sure if one month (or abbr) is a prefix of another
    // see sorting in computeMonthsParse
    for (i = 0; i < 12; i++) {
        // make the regex if we don't have it already
        mom = createUTC([2000, i]);
        if (strict && !this._longMonthsParse[i]) {
            this._longMonthsParse[i] = new RegExp('^' + this.months(mom, '').replace('.', '') + '$', 'i');
            this._shortMonthsParse[i] = new RegExp('^' + this.monthsShort(mom, '').replace('.', '') + '$', 'i');
        }
        if (!strict && !this._monthsParse[i]) {
            regex = '^' + this.months(mom, '') + '|^' + this.monthsShort(mom, '');
            this._monthsParse[i] = new RegExp(regex.replace('.', ''), 'i');
        }
        // test the regex
        if (strict && format === 'MMMM' && this._longMonthsParse[i].test(monthName)) {
            return i;
        } else if (strict && format === 'MMM' && this._shortMonthsParse[i].test(monthName)) {
            return i;
        } else if (!strict && this._monthsParse[i].test(monthName)) {
            return i;
        }
    }
}

// MOMENTS

function setMonth (mom, value) {
    var dayOfMonth;

    if (!mom.isValid()) {
        // No op
        return mom;
    }

    if (typeof value === 'string') {
        if (/^\d+$/.test(value)) {
            value = toInt(value);
        } else {
            value = mom.localeData().monthsParse(value);
            // TODO: Another silent failure?
            if (!isNumber(value)) {
                return mom;
            }
        }
    }

    dayOfMonth = Math.min(mom.date(), daysInMonth(mom.year(), value));
    mom._d['set' + (mom._isUTC ? 'UTC' : '') + 'Month'](value, dayOfMonth);
    return mom;
}

function getSetMonth (value) {
    if (value != null) {
        setMonth(this, value);
        hooks.updateOffset(this, true);
        return this;
    } else {
        return get(this, 'Month');
    }
}

function getDaysInMonth () {
    return daysInMonth(this.year(), this.month());
}

var defaultMonthsShortRegex = matchWord;
function monthsShortRegex (isStrict) {
    if (this._monthsParseExact) {
        if (!hasOwnProp(this, '_monthsRegex')) {
            computeMonthsParse.call(this);
        }
        if (isStrict) {
            return this._monthsShortStrictRegex;
        } else {
            return this._monthsShortRegex;
        }
    } else {
        if (!hasOwnProp(this, '_monthsShortRegex')) {
            this._monthsShortRegex = defaultMonthsShortRegex;
        }
        return this._monthsShortStrictRegex && isStrict ?
            this._monthsShortStrictRegex : this._monthsShortRegex;
    }
}

var defaultMonthsRegex = matchWord;
function monthsRegex (isStrict) {
    if (this._monthsParseExact) {
        if (!hasOwnProp(this, '_monthsRegex')) {
            computeMonthsParse.call(this);
        }
        if (isStrict) {
            return this._monthsStrictRegex;
        } else {
            return this._monthsRegex;
        }
    } else {
        if (!hasOwnProp(this, '_monthsRegex')) {
            this._monthsRegex = defaultMonthsRegex;
        }
        return this._monthsStrictRegex && isStrict ?
            this._monthsStrictRegex : this._monthsRegex;
    }
}

function computeMonthsParse () {
    function cmpLenRev(a, b) {
        return b.length - a.length;
    }

    var shortPieces = [], longPieces = [], mixedPieces = [],
        i, mom;
    for (i = 0; i < 12; i++) {
        // make the regex if we don't have it already
        mom = createUTC([2000, i]);
        shortPieces.push(this.monthsShort(mom, ''));
        longPieces.push(this.months(mom, ''));
        mixedPieces.push(this.months(mom, ''));
        mixedPieces.push(this.monthsShort(mom, ''));
    }
    // Sorting makes sure if one month (or abbr) is a prefix of another it
    // will match the longer piece.
    shortPieces.sort(cmpLenRev);
    longPieces.sort(cmpLenRev);
    mixedPieces.sort(cmpLenRev);
    for (i = 0; i < 12; i++) {
        shortPieces[i] = regexEscape(shortPieces[i]);
        longPieces[i] = regexEscape(longPieces[i]);
    }
    for (i = 0; i < 24; i++) {
        mixedPieces[i] = regexEscape(mixedPieces[i]);
    }

    this._monthsRegex = new RegExp('^(' + mixedPieces.join('|') + ')', 'i');
    this._monthsShortRegex = this._monthsRegex;
    this._monthsStrictRegex = new RegExp('^(' + longPieces.join('|') + ')', 'i');
    this._monthsShortStrictRegex = new RegExp('^(' + shortPieces.join('|') + ')', 'i');
}

// FORMATTING

addFormatToken('Y', 0, 0, function () {
    var y = this.year();
    return y <= 9999 ? '' + y : '+' + y;
});

addFormatToken(0, ['YY', 2], 0, function () {
    return this.year() % 100;
});

addFormatToken(0, ['YYYY',   4],       0, 'year');
addFormatToken(0, ['YYYYY',  5],       0, 'year');
addFormatToken(0, ['YYYYYY', 6, true], 0, 'year');

// ALIASES

addUnitAlias('year', 'y');

// PRIORITIES

addUnitPriority('year', 1);

// PARSING

addRegexToken('Y',      matchSigned);
addRegexToken('YY',     match1to2, match2);
addRegexToken('YYYY',   match1to4, match4);
addRegexToken('YYYYY',  match1to6, match6);
addRegexToken('YYYYYY', match1to6, match6);

addParseToken(['YYYYY', 'YYYYYY'], YEAR);
addParseToken('YYYY', function (input, array) {
    array[YEAR] = input.length === 2 ? hooks.parseTwoDigitYear(input) : toInt(input);
});
addParseToken('YY', function (input, array) {
    array[YEAR] = hooks.parseTwoDigitYear(input);
});
addParseToken('Y', function (input, array) {
    array[YEAR] = parseInt(input, 10);
});

// HELPERS

function daysInYear(year) {
    return isLeapYear(year) ? 366 : 365;
}

function isLeapYear(year) {
    return (year % 4 === 0 && year % 100 !== 0) || year % 400 === 0;
}

// HOOKS

hooks.parseTwoDigitYear = function (input) {
    return toInt(input) + (toInt(input) > 68 ? 1900 : 2000);
};

// MOMENTS

var getSetYear = makeGetSet('FullYear', true);

function getIsLeapYear () {
    return isLeapYear(this.year());
}

function createDate (y, m, d, h, M, s, ms) {
    // can't just apply() to create a date:
    // https://stackoverflow.com/q/181348
    var date = new Date(y, m, d, h, M, s, ms);

    // the date constructor remaps years 0-99 to 1900-1999
    if (y < 100 && y >= 0 && isFinite(date.getFullYear())) {
        date.setFullYear(y);
    }
    return date;
}

function createUTCDate (y) {
    var date = new Date(Date.UTC.apply(null, arguments));

    // the Date.UTC function remaps years 0-99 to 1900-1999
    if (y < 100 && y >= 0 && isFinite(date.getUTCFullYear())) {
        date.setUTCFullYear(y);
    }
    return date;
}

// start-of-first-week - start-of-year
function firstWeekOffset(year, dow, doy) {
    var // first-week day -- which january is always in the first week (4 for iso, 1 for other)
        fwd = 7 + dow - doy,
        // first-week day local weekday -- which local weekday is fwd
        fwdlw = (7 + createUTCDate(year, 0, fwd).getUTCDay() - dow) % 7;

    return -fwdlw + fwd - 1;
}

// https://en.wikipedia.org/wiki/ISO_week_date#Calculating_a_date_given_the_year.2C_week_number_and_weekday
function dayOfYearFromWeeks(year, week, weekday, dow, doy) {
    var localWeekday = (7 + weekday - dow) % 7,
        weekOffset = firstWeekOffset(year, dow, doy),
        dayOfYear = 1 + 7 * (week - 1) + localWeekday + weekOffset,
        resYear, resDayOfYear;

    if (dayOfYear <= 0) {
        resYear = year - 1;
        resDayOfYear = daysInYear(resYear) + dayOfYear;
    } else if (dayOfYear > daysInYear(year)) {
        resYear = year + 1;
        resDayOfYear = dayOfYear - daysInYear(year);
    } else {
        resYear = year;
        resDayOfYear = dayOfYear;
    }

    return {
        year: resYear,
        dayOfYear: resDayOfYear
    };
}

function weekOfYear(mom, dow, doy) {
    var weekOffset = firstWeekOffset(mom.year(), dow, doy),
        week = Math.floor((mom.dayOfYear() - weekOffset - 1) / 7) + 1,
        resWeek, resYear;

    if (week < 1) {
        resYear = mom.year() - 1;
        resWeek = week + weeksInYear(resYear, dow, doy);
    } else if (week > weeksInYear(mom.year(), dow, doy)) {
        resWeek = week - weeksInYear(mom.year(), dow, doy);
        resYear = mom.year() + 1;
    } else {
        resYear = mom.year();
        resWeek = week;
    }

    return {
        week: resWeek,
        year: resYear
    };
}

function weeksInYear(year, dow, doy) {
    var weekOffset = firstWeekOffset(year, dow, doy),
        weekOffsetNext = firstWeekOffset(year + 1, dow, doy);
    return (daysInYear(year) - weekOffset + weekOffsetNext) / 7;
}

// FORMATTING

addFormatToken('w', ['ww', 2], 'wo', 'week');
addFormatToken('W', ['WW', 2], 'Wo', 'isoWeek');

// ALIASES

addUnitAlias('week', 'w');
addUnitAlias('isoWeek', 'W');

// PRIORITIES

addUnitPriority('week', 5);
addUnitPriority('isoWeek', 5);

// PARSING

addRegexToken('w',  match1to2);
addRegexToken('ww', match1to2, match2);
addRegexToken('W',  match1to2);
addRegexToken('WW', match1to2, match2);

addWeekParseToken(['w', 'ww', 'W', 'WW'], function (input, week, config, token) {
    week[token.substr(0, 1)] = toInt(input);
});

// HELPERS

// LOCALES

function localeWeek (mom) {
    return weekOfYear(mom, this._week.dow, this._week.doy).week;
}

var defaultLocaleWeek = {
    dow : 0, // Sunday is the first day of the week.
    doy : 6  // The week that contains Jan 1st is the first week of the year.
};

function localeFirstDayOfWeek () {
    return this._week.dow;
}

function localeFirstDayOfYear () {
    return this._week.doy;
}

// MOMENTS

function getSetWeek (input) {
    var week = this.localeData().week(this);
    return input == null ? week : this.add((input - week) * 7, 'd');
}

function getSetISOWeek (input) {
    var week = weekOfYear(this, 1, 4).week;
    return input == null ? week : this.add((input - week) * 7, 'd');
}

// FORMATTING

addFormatToken('d', 0, 'do', 'day');

addFormatToken('dd', 0, 0, function (format) {
    return this.localeData().weekdaysMin(this, format);
});

addFormatToken('ddd', 0, 0, function (format) {
    return this.localeData().weekdaysShort(this, format);
});

addFormatToken('dddd', 0, 0, function (format) {
    return this.localeData().weekdays(this, format);
});

addFormatToken('e', 0, 0, 'weekday');
addFormatToken('E', 0, 0, 'isoWeekday');

// ALIASES

addUnitAlias('day', 'd');
addUnitAlias('weekday', 'e');
addUnitAlias('isoWeekday', 'E');

// PRIORITY
addUnitPriority('day', 11);
addUnitPriority('weekday', 11);
addUnitPriority('isoWeekday', 11);

// PARSING

addRegexToken('d',    match1to2);
addRegexToken('e',    match1to2);
addRegexToken('E',    match1to2);
addRegexToken('dd',   function (isStrict, locale) {
    return locale.weekdaysMinRegex(isStrict);
});
addRegexToken('ddd',   function (isStrict, locale) {
    return locale.weekdaysShortRegex(isStrict);
});
addRegexToken('dddd',   function (isStrict, locale) {
    return locale.weekdaysRegex(isStrict);
});

addWeekParseToken(['dd', 'ddd', 'dddd'], function (input, week, config, token) {
    var weekday = config._locale.weekdaysParse(input, token, config._strict);
    // if we didn't get a weekday name, mark the date as invalid
    if (weekday != null) {
        week.d = weekday;
    } else {
        getParsingFlags(config).invalidWeekday = input;
    }
});

addWeekParseToken(['d', 'e', 'E'], function (input, week, config, token) {
    week[token] = toInt(input);
});

// HELPERS

function parseWeekday(input, locale) {
    if (typeof input !== 'string') {
        return input;
    }

    if (!isNaN(input)) {
        return parseInt(input, 10);
    }

    input = locale.weekdaysParse(input);
    if (typeof input === 'number') {
        return input;
    }

    return null;
}

function parseIsoWeekday(input, locale) {
    if (typeof input === 'string') {
        return locale.weekdaysParse(input) % 7 || 7;
    }
    return isNaN(input) ? null : input;
}

// LOCALES

var defaultLocaleWeekdays = 'Sunday_Monday_Tuesday_Wednesday_Thursday_Friday_Saturday'.split('_');
function localeWeekdays (m, format) {
    if (!m) {
        return isArray(this._weekdays) ? this._weekdays :
            this._weekdays['standalone'];
    }
    return isArray(this._weekdays) ? this._weekdays[m.day()] :
        this._weekdays[this._weekdays.isFormat.test(format) ? 'format' : 'standalone'][m.day()];
}

var defaultLocaleWeekdaysShort = 'Sun_Mon_Tue_Wed_Thu_Fri_Sat'.split('_');
function localeWeekdaysShort (m) {
    return (m) ? this._weekdaysShort[m.day()] : this._weekdaysShort;
}

var defaultLocaleWeekdaysMin = 'Su_Mo_Tu_We_Th_Fr_Sa'.split('_');
function localeWeekdaysMin (m) {
    return (m) ? this._weekdaysMin[m.day()] : this._weekdaysMin;
}

function handleStrictParse$1(weekdayName, format, strict) {
    var i, ii, mom, llc = weekdayName.toLocaleLowerCase();
    if (!this._weekdaysParse) {
        this._weekdaysParse = [];
        this._shortWeekdaysParse = [];
        this._minWeekdaysParse = [];

        for (i = 0; i < 7; ++i) {
            mom = createUTC([2000, 1]).day(i);
            this._minWeekdaysParse[i] = this.weekdaysMin(mom, '').toLocaleLowerCase();
            this._shortWeekdaysParse[i] = this.weekdaysShort(mom, '').toLocaleLowerCase();
            this._weekdaysParse[i] = this.weekdays(mom, '').toLocaleLowerCase();
        }
    }

    if (strict) {
        if (format === 'dddd') {
            ii = indexOf$1.call(this._weekdaysParse, llc);
            return ii !== -1 ? ii : null;
        } else if (format === 'ddd') {
            ii = indexOf$1.call(this._shortWeekdaysParse, llc);
            return ii !== -1 ? ii : null;
        } else {
            ii = indexOf$1.call(this._minWeekdaysParse, llc);
            return ii !== -1 ? ii : null;
        }
    } else {
        if (format === 'dddd') {
            ii = indexOf$1.call(this._weekdaysParse, llc);
            if (ii !== -1) {
                return ii;
            }
            ii = indexOf$1.call(this._shortWeekdaysParse, llc);
            if (ii !== -1) {
                return ii;
            }
            ii = indexOf$1.call(this._minWeekdaysParse, llc);
            return ii !== -1 ? ii : null;
        } else if (format === 'ddd') {
            ii = indexOf$1.call(this._shortWeekdaysParse, llc);
            if (ii !== -1) {
                return ii;
            }
            ii = indexOf$1.call(this._weekdaysParse, llc);
            if (ii !== -1) {
                return ii;
            }
            ii = indexOf$1.call(this._minWeekdaysParse, llc);
            return ii !== -1 ? ii : null;
        } else {
            ii = indexOf$1.call(this._minWeekdaysParse, llc);
            if (ii !== -1) {
                return ii;
            }
            ii = indexOf$1.call(this._weekdaysParse, llc);
            if (ii !== -1) {
                return ii;
            }
            ii = indexOf$1.call(this._shortWeekdaysParse, llc);
            return ii !== -1 ? ii : null;
        }
    }
}

function localeWeekdaysParse (weekdayName, format, strict) {
    var i, mom, regex;

    if (this._weekdaysParseExact) {
        return handleStrictParse$1.call(this, weekdayName, format, strict);
    }

    if (!this._weekdaysParse) {
        this._weekdaysParse = [];
        this._minWeekdaysParse = [];
        this._shortWeekdaysParse = [];
        this._fullWeekdaysParse = [];
    }

    for (i = 0; i < 7; i++) {
        // make the regex if we don't have it already

        mom = createUTC([2000, 1]).day(i);
        if (strict && !this._fullWeekdaysParse[i]) {
            this._fullWeekdaysParse[i] = new RegExp('^' + this.weekdays(mom, '').replace('.', '\.?') + '$', 'i');
            this._shortWeekdaysParse[i] = new RegExp('^' + this.weekdaysShort(mom, '').replace('.', '\.?') + '$', 'i');
            this._minWeekdaysParse[i] = new RegExp('^' + this.weekdaysMin(mom, '').replace('.', '\.?') + '$', 'i');
        }
        if (!this._weekdaysParse[i]) {
            regex = '^' + this.weekdays(mom, '') + '|^' + this.weekdaysShort(mom, '') + '|^' + this.weekdaysMin(mom, '');
            this._weekdaysParse[i] = new RegExp(regex.replace('.', ''), 'i');
        }
        // test the regex
        if (strict && format === 'dddd' && this._fullWeekdaysParse[i].test(weekdayName)) {
            return i;
        } else if (strict && format === 'ddd' && this._shortWeekdaysParse[i].test(weekdayName)) {
            return i;
        } else if (strict && format === 'dd' && this._minWeekdaysParse[i].test(weekdayName)) {
            return i;
        } else if (!strict && this._weekdaysParse[i].test(weekdayName)) {
            return i;
        }
    }
}

// MOMENTS

function getSetDayOfWeek (input) {
    if (!this.isValid()) {
        return input != null ? this : NaN;
    }
    var day = this._isUTC ? this._d.getUTCDay() : this._d.getDay();
    if (input != null) {
        input = parseWeekday(input, this.localeData());
        return this.add(input - day, 'd');
    } else {
        return day;
    }
}

function getSetLocaleDayOfWeek (input) {
    if (!this.isValid()) {
        return input != null ? this : NaN;
    }
    var weekday = (this.day() + 7 - this.localeData()._week.dow) % 7;
    return input == null ? weekday : this.add(input - weekday, 'd');
}

function getSetISODayOfWeek (input) {
    if (!this.isValid()) {
        return input != null ? this : NaN;
    }

    // behaves the same as moment#day except
    // as a getter, returns 7 instead of 0 (1-7 range instead of 0-6)
    // as a setter, sunday should belong to the previous week.

    if (input != null) {
        var weekday = parseIsoWeekday(input, this.localeData());
        return this.day(this.day() % 7 ? weekday : weekday - 7);
    } else {
        return this.day() || 7;
    }
}

var defaultWeekdaysRegex = matchWord;
function weekdaysRegex (isStrict) {
    if (this._weekdaysParseExact) {
        if (!hasOwnProp(this, '_weekdaysRegex')) {
            computeWeekdaysParse.call(this);
        }
        if (isStrict) {
            return this._weekdaysStrictRegex;
        } else {
            return this._weekdaysRegex;
        }
    } else {
        if (!hasOwnProp(this, '_weekdaysRegex')) {
            this._weekdaysRegex = defaultWeekdaysRegex;
        }
        return this._weekdaysStrictRegex && isStrict ?
            this._weekdaysStrictRegex : this._weekdaysRegex;
    }
}

var defaultWeekdaysShortRegex = matchWord;
function weekdaysShortRegex (isStrict) {
    if (this._weekdaysParseExact) {
        if (!hasOwnProp(this, '_weekdaysRegex')) {
            computeWeekdaysParse.call(this);
        }
        if (isStrict) {
            return this._weekdaysShortStrictRegex;
        } else {
            return this._weekdaysShortRegex;
        }
    } else {
        if (!hasOwnProp(this, '_weekdaysShortRegex')) {
            this._weekdaysShortRegex = defaultWeekdaysShortRegex;
        }
        return this._weekdaysShortStrictRegex && isStrict ?
            this._weekdaysShortStrictRegex : this._weekdaysShortRegex;
    }
}

var defaultWeekdaysMinRegex = matchWord;
function weekdaysMinRegex (isStrict) {
    if (this._weekdaysParseExact) {
        if (!hasOwnProp(this, '_weekdaysRegex')) {
            computeWeekdaysParse.call(this);
        }
        if (isStrict) {
            return this._weekdaysMinStrictRegex;
        } else {
            return this._weekdaysMinRegex;
        }
    } else {
        if (!hasOwnProp(this, '_weekdaysMinRegex')) {
            this._weekdaysMinRegex = defaultWeekdaysMinRegex;
        }
        return this._weekdaysMinStrictRegex && isStrict ?
            this._weekdaysMinStrictRegex : this._weekdaysMinRegex;
    }
}


function computeWeekdaysParse () {
    function cmpLenRev(a, b) {
        return b.length - a.length;
    }

    var minPieces = [], shortPieces = [], longPieces = [], mixedPieces = [],
        i, mom, minp, shortp, longp;
    for (i = 0; i < 7; i++) {
        // make the regex if we don't have it already
        mom = createUTC([2000, 1]).day(i);
        minp = this.weekdaysMin(mom, '');
        shortp = this.weekdaysShort(mom, '');
        longp = this.weekdays(mom, '');
        minPieces.push(minp);
        shortPieces.push(shortp);
        longPieces.push(longp);
        mixedPieces.push(minp);
        mixedPieces.push(shortp);
        mixedPieces.push(longp);
    }
    // Sorting makes sure if one weekday (or abbr) is a prefix of another it
    // will match the longer piece.
    minPieces.sort(cmpLenRev);
    shortPieces.sort(cmpLenRev);
    longPieces.sort(cmpLenRev);
    mixedPieces.sort(cmpLenRev);
    for (i = 0; i < 7; i++) {
        shortPieces[i] = regexEscape(shortPieces[i]);
        longPieces[i] = regexEscape(longPieces[i]);
        mixedPieces[i] = regexEscape(mixedPieces[i]);
    }

    this._weekdaysRegex = new RegExp('^(' + mixedPieces.join('|') + ')', 'i');
    this._weekdaysShortRegex = this._weekdaysRegex;
    this._weekdaysMinRegex = this._weekdaysRegex;

    this._weekdaysStrictRegex = new RegExp('^(' + longPieces.join('|') + ')', 'i');
    this._weekdaysShortStrictRegex = new RegExp('^(' + shortPieces.join('|') + ')', 'i');
    this._weekdaysMinStrictRegex = new RegExp('^(' + minPieces.join('|') + ')', 'i');
}

// FORMATTING

function hFormat() {
    return this.hours() % 12 || 12;
}

function kFormat() {
    return this.hours() || 24;
}

addFormatToken('H', ['HH', 2], 0, 'hour');
addFormatToken('h', ['hh', 2], 0, hFormat);
addFormatToken('k', ['kk', 2], 0, kFormat);

addFormatToken('hmm', 0, 0, function () {
    return '' + hFormat.apply(this) + zeroFill(this.minutes(), 2);
});

addFormatToken('hmmss', 0, 0, function () {
    return '' + hFormat.apply(this) + zeroFill(this.minutes(), 2) +
        zeroFill(this.seconds(), 2);
});

addFormatToken('Hmm', 0, 0, function () {
    return '' + this.hours() + zeroFill(this.minutes(), 2);
});

addFormatToken('Hmmss', 0, 0, function () {
    return '' + this.hours() + zeroFill(this.minutes(), 2) +
        zeroFill(this.seconds(), 2);
});

function meridiem (token, lowercase) {
    addFormatToken(token, 0, 0, function () {
        return this.localeData().meridiem(this.hours(), this.minutes(), lowercase);
    });
}

meridiem('a', true);
meridiem('A', false);

// ALIASES

addUnitAlias('hour', 'h');

// PRIORITY
addUnitPriority('hour', 13);

// PARSING

function matchMeridiem (isStrict, locale) {
    return locale._meridiemParse;
}

addRegexToken('a',  matchMeridiem);
addRegexToken('A',  matchMeridiem);
addRegexToken('H',  match1to2);
addRegexToken('h',  match1to2);
addRegexToken('k',  match1to2);
addRegexToken('HH', match1to2, match2);
addRegexToken('hh', match1to2, match2);
addRegexToken('kk', match1to2, match2);

addRegexToken('hmm', match3to4);
addRegexToken('hmmss', match5to6);
addRegexToken('Hmm', match3to4);
addRegexToken('Hmmss', match5to6);

addParseToken(['H', 'HH'], HOUR);
addParseToken(['k', 'kk'], function (input, array, config) {
    var kInput = toInt(input);
    array[HOUR] = kInput === 24 ? 0 : kInput;
});
addParseToken(['a', 'A'], function (input, array, config) {
    config._isPm = config._locale.isPM(input);
    config._meridiem = input;
});
addParseToken(['h', 'hh'], function (input, array, config) {
    array[HOUR] = toInt(input);
    getParsingFlags(config).bigHour = true;
});
addParseToken('hmm', function (input, array, config) {
    var pos = input.length - 2;
    array[HOUR] = toInt(input.substr(0, pos));
    array[MINUTE] = toInt(input.substr(pos));
    getParsingFlags(config).bigHour = true;
});
addParseToken('hmmss', function (input, array, config) {
    var pos1 = input.length - 4;
    var pos2 = input.length - 2;
    array[HOUR] = toInt(input.substr(0, pos1));
    array[MINUTE] = toInt(input.substr(pos1, 2));
    array[SECOND] = toInt(input.substr(pos2));
    getParsingFlags(config).bigHour = true;
});
addParseToken('Hmm', function (input, array, config) {
    var pos = input.length - 2;
    array[HOUR] = toInt(input.substr(0, pos));
    array[MINUTE] = toInt(input.substr(pos));
});
addParseToken('Hmmss', function (input, array, config) {
    var pos1 = input.length - 4;
    var pos2 = input.length - 2;
    array[HOUR] = toInt(input.substr(0, pos1));
    array[MINUTE] = toInt(input.substr(pos1, 2));
    array[SECOND] = toInt(input.substr(pos2));
});

// LOCALES

function localeIsPM (input) {
    // IE8 Quirks Mode & IE7 Standards Mode do not allow accessing strings like arrays
    // Using charAt should be more compatible.
    return ((input + '').toLowerCase().charAt(0) === 'p');
}

var defaultLocaleMeridiemParse = /[ap]\.?m?\.?/i;
function localeMeridiem (hours, minutes, isLower) {
    if (hours > 11) {
        return isLower ? 'pm' : 'PM';
    } else {
        return isLower ? 'am' : 'AM';
    }
}


// MOMENTS

// Setting the hour should keep the time, because the user explicitly
// specified which hour he wants. So trying to maintain the same hour (in
// a new timezone) makes sense. Adding/subtracting hours does not follow
// this rule.
var getSetHour = makeGetSet('Hours', true);

// months
// week
// weekdays
// meridiem
var baseConfig = {
    calendar: defaultCalendar,
    longDateFormat: defaultLongDateFormat,
    invalidDate: defaultInvalidDate,
    ordinal: defaultOrdinal,
    dayOfMonthOrdinalParse: defaultDayOfMonthOrdinalParse,
    relativeTime: defaultRelativeTime,

    months: defaultLocaleMonths,
    monthsShort: defaultLocaleMonthsShort,

    week: defaultLocaleWeek,

    weekdays: defaultLocaleWeekdays,
    weekdaysMin: defaultLocaleWeekdaysMin,
    weekdaysShort: defaultLocaleWeekdaysShort,

    meridiemParse: defaultLocaleMeridiemParse
};

// internal storage for locale config files
var locales = {};
var localeFamilies = {};
var globalLocale;

function normalizeLocale(key) {
    return key ? key.toLowerCase().replace('_', '-') : key;
}

// pick the locale from the array
// try ['en-au', 'en-gb'] as 'en-au', 'en-gb', 'en', as in move through the list trying each
// substring from most specific to least, but move to the next array item if it's a more specific variant than the current root
function chooseLocale(names) {
    var i = 0, j, next, locale, split;

    while (i < names.length) {
        split = normalizeLocale(names[i]).split('-');
        j = split.length;
        next = normalizeLocale(names[i + 1]);
        next = next ? next.split('-') : null;
        while (j > 0) {
            locale = loadLocale(split.slice(0, j).join('-'));
            if (locale) {
                return locale;
            }
            if (next && next.length >= j && compareArrays(split, next, true) >= j - 1) {
                //the next array item is better than a shallower substring of this one
                break;
            }
            j--;
        }
        i++;
    }
    return null;
}

function loadLocale(name) {
    var oldLocale = null;
    // TODO: Find a better way to register and load all the locales in Node
    if (!locales[name] && (typeof module !== 'undefined') &&
            module && module.exports) {
        try {
            oldLocale = globalLocale._abbr;
            require('./locale/' + name);
            // because defineLocale currently also sets the global locale, we
            // want to undo that for lazy loaded locales
            getSetGlobalLocale(oldLocale);
        } catch (e) { }
    }
    return locales[name];
}

// This function will load locale and then set the global locale.  If
// no arguments are passed in, it will simply return the current global
// locale key.
function getSetGlobalLocale (key, values) {
    var data;
    if (key) {
        if (isUndefined(values)) {
            data = getLocale(key);
        }
        else {
            data = defineLocale(key, values);
        }

        if (data) {
            // moment.duration._locale = moment._locale = data;
            globalLocale = data;
        }
    }

    return globalLocale._abbr;
}

function defineLocale (name, config) {
    if (config !== null) {
        var parentConfig = baseConfig;
        config.abbr = name;
        if (locales[name] != null) {
            deprecateSimple('defineLocaleOverride',
                    'use moment.updateLocale(localeName, config) to change ' +
                    'an existing locale. moment.defineLocale(localeName, ' +
                    'config) should only be used for creating a new locale ' +
                    'See http://momentjs.com/guides/#/warnings/define-locale/ for more info.');
            parentConfig = locales[name]._config;
        } else if (config.parentLocale != null) {
            if (locales[config.parentLocale] != null) {
                parentConfig = locales[config.parentLocale]._config;
            } else {
                if (!localeFamilies[config.parentLocale]) {
                    localeFamilies[config.parentLocale] = [];
                }
                localeFamilies[config.parentLocale].push({
                    name: name,
                    config: config
                });
                return null;
            }
        }
        locales[name] = new Locale(mergeConfigs(parentConfig, config));

        if (localeFamilies[name]) {
            localeFamilies[name].forEach(function (x) {
                defineLocale(x.name, x.config);
            });
        }

        // backwards compat for now: also set the locale
        // make sure we set the locale AFTER all child locales have been
        // created, so we won't end up with the child locale set.
        getSetGlobalLocale(name);


        return locales[name];
    } else {
        // useful for testing
        delete locales[name];
        return null;
    }
}

function updateLocale(name, config) {
    if (config != null) {
        var locale, parentConfig = baseConfig;
        // MERGE
        if (locales[name] != null) {
            parentConfig = locales[name]._config;
        }
        config = mergeConfigs(parentConfig, config);
        locale = new Locale(config);
        locale.parentLocale = locales[name];
        locales[name] = locale;

        // backwards compat for now: also set the locale
        getSetGlobalLocale(name);
    } else {
        // pass null for config to unupdate, useful for tests
        if (locales[name] != null) {
            if (locales[name].parentLocale != null) {
                locales[name] = locales[name].parentLocale;
            } else if (locales[name] != null) {
                delete locales[name];
            }
        }
    }
    return locales[name];
}

// returns locale data
function getLocale (key) {
    var locale;

    if (key && key._locale && key._locale._abbr) {
        key = key._locale._abbr;
    }

    if (!key) {
        return globalLocale;
    }

    if (!isArray(key)) {
        //short-circuit everything else
        locale = loadLocale(key);
        if (locale) {
            return locale;
        }
        key = [key];
    }

    return chooseLocale(key);
}

function listLocales() {
    return keys$1(locales);
}

function checkOverflow (m) {
    var overflow;
    var a = m._a;

    if (a && getParsingFlags(m).overflow === -2) {
        overflow =
            a[MONTH]       < 0 || a[MONTH]       > 11  ? MONTH :
            a[DATE]        < 1 || a[DATE]        > daysInMonth(a[YEAR], a[MONTH]) ? DATE :
            a[HOUR]        < 0 || a[HOUR]        > 24 || (a[HOUR] === 24 && (a[MINUTE] !== 0 || a[SECOND] !== 0 || a[MILLISECOND] !== 0)) ? HOUR :
            a[MINUTE]      < 0 || a[MINUTE]      > 59  ? MINUTE :
            a[SECOND]      < 0 || a[SECOND]      > 59  ? SECOND :
            a[MILLISECOND] < 0 || a[MILLISECOND] > 999 ? MILLISECOND :
            -1;

        if (getParsingFlags(m)._overflowDayOfYear && (overflow < YEAR || overflow > DATE)) {
            overflow = DATE;
        }
        if (getParsingFlags(m)._overflowWeeks && overflow === -1) {
            overflow = WEEK;
        }
        if (getParsingFlags(m)._overflowWeekday && overflow === -1) {
            overflow = WEEKDAY;
        }

        getParsingFlags(m).overflow = overflow;
    }

    return m;
}

// iso 8601 regex
// 0000-00-00 0000-W00 or 0000-W00-0 + T + 00 or 00:00 or 00:00:00 or 00:00:00.000 + +00:00 or +0000 or +00)
var extendedIsoRegex = /^\s*((?:[+-]\d{6}|\d{4})-(?:\d\d-\d\d|W\d\d-\d|W\d\d|\d\d\d|\d\d))(?:(T| )(\d\d(?::\d\d(?::\d\d(?:[.,]\d+)?)?)?)([\+\-]\d\d(?::?\d\d)?|\s*Z)?)?$/;
var basicIsoRegex = /^\s*((?:[+-]\d{6}|\d{4})(?:\d\d\d\d|W\d\d\d|W\d\d|\d\d\d|\d\d))(?:(T| )(\d\d(?:\d\d(?:\d\d(?:[.,]\d+)?)?)?)([\+\-]\d\d(?::?\d\d)?|\s*Z)?)?$/;

var tzRegex = /Z|[+-]\d\d(?::?\d\d)?/;

var isoDates = [
    ['YYYYYY-MM-DD', /[+-]\d{6}-\d\d-\d\d/],
    ['YYYY-MM-DD', /\d{4}-\d\d-\d\d/],
    ['GGGG-[W]WW-E', /\d{4}-W\d\d-\d/],
    ['GGGG-[W]WW', /\d{4}-W\d\d/, false],
    ['YYYY-DDD', /\d{4}-\d{3}/],
    ['YYYY-MM', /\d{4}-\d\d/, false],
    ['YYYYYYMMDD', /[+-]\d{10}/],
    ['YYYYMMDD', /\d{8}/],
    // YYYYMM is NOT allowed by the standard
    ['GGGG[W]WWE', /\d{4}W\d{3}/],
    ['GGGG[W]WW', /\d{4}W\d{2}/, false],
    ['YYYYDDD', /\d{7}/]
];

// iso time formats and regexes
var isoTimes = [
    ['HH:mm:ss.SSSS', /\d\d:\d\d:\d\d\.\d+/],
    ['HH:mm:ss,SSSS', /\d\d:\d\d:\d\d,\d+/],
    ['HH:mm:ss', /\d\d:\d\d:\d\d/],
    ['HH:mm', /\d\d:\d\d/],
    ['HHmmss.SSSS', /\d\d\d\d\d\d\.\d+/],
    ['HHmmss,SSSS', /\d\d\d\d\d\d,\d+/],
    ['HHmmss', /\d\d\d\d\d\d/],
    ['HHmm', /\d\d\d\d/],
    ['HH', /\d\d/]
];

var aspNetJsonRegex = /^\/?Date\((\-?\d+)/i;

// date from iso format
function configFromISO(config) {
    var i, l,
        string = config._i,
        match = extendedIsoRegex.exec(string) || basicIsoRegex.exec(string),
        allowTime, dateFormat, timeFormat, tzFormat;

    if (match) {
        getParsingFlags(config).iso = true;

        for (i = 0, l = isoDates.length; i < l; i++) {
            if (isoDates[i][1].exec(match[1])) {
                dateFormat = isoDates[i][0];
                allowTime = isoDates[i][2] !== false;
                break;
            }
        }
        if (dateFormat == null) {
            config._isValid = false;
            return;
        }
        if (match[3]) {
            for (i = 0, l = isoTimes.length; i < l; i++) {
                if (isoTimes[i][1].exec(match[3])) {
                    // match[2] should be 'T' or space
                    timeFormat = (match[2] || ' ') + isoTimes[i][0];
                    break;
                }
            }
            if (timeFormat == null) {
                config._isValid = false;
                return;
            }
        }
        if (!allowTime && timeFormat != null) {
            config._isValid = false;
            return;
        }
        if (match[4]) {
            if (tzRegex.exec(match[4])) {
                tzFormat = 'Z';
            } else {
                config._isValid = false;
                return;
            }
        }
        config._f = dateFormat + (timeFormat || '') + (tzFormat || '');
        configFromStringAndFormat(config);
    } else {
        config._isValid = false;
    }
}

// RFC 2822 regex: For details see https://tools.ietf.org/html/rfc2822#section-3.3
var basicRfcRegex = /^((?:Mon|Tue|Wed|Thu|Fri|Sat|Sun),?\s)?(\d?\d\s(?:Jan|Feb|Mar|Apr|May|Jun|Jul|Aug|Sep|Oct|Nov|Dec)\s(?:\d\d)?\d\d\s)(\d\d:\d\d)(\:\d\d)?(\s(?:UT|GMT|[ECMP][SD]T|[A-IK-Za-ik-z]|[+-]\d{4}))$/;

// date and time from ref 2822 format
function configFromRFC2822(config) {
    var string, match, dayFormat,
        dateFormat, timeFormat, tzFormat;
    var timezones = {
        ' GMT': ' +0000',
        ' EDT': ' -0400',
        ' EST': ' -0500',
        ' CDT': ' -0500',
        ' CST': ' -0600',
        ' MDT': ' -0600',
        ' MST': ' -0700',
        ' PDT': ' -0700',
        ' PST': ' -0800'
    };
    var military = 'YXWVUTSRQPONZABCDEFGHIKLM';
    var timezone, timezoneIndex;

    string = config._i
        .replace(/\([^\)]*\)|[\n\t]/g, ' ') // Remove comments and folding whitespace
        .replace(/(\s\s+)/g, ' ') // Replace multiple-spaces with a single space
        .replace(/^\s|\s$/g, ''); // Remove leading and trailing spaces
    match = basicRfcRegex.exec(string);

    if (match) {
        dayFormat = match[1] ? 'ddd' + ((match[1].length === 5) ? ', ' : ' ') : '';
        dateFormat = 'D MMM ' + ((match[2].length > 10) ? 'YYYY ' : 'YY ');
        timeFormat = 'HH:mm' + (match[4] ? ':ss' : '');

        // TODO: Replace the vanilla JS Date object with an indepentent day-of-week check.
        if (match[1]) { // day of week given
            var momentDate = new Date(match[2]);
            var momentDay = ['Sun','Mon','Tue','Wed','Thu','Fri','Sat'][momentDate.getDay()];

            if (match[1].substr(0,3) !== momentDay) {
                getParsingFlags(config).weekdayMismatch = true;
                config._isValid = false;
                return;
            }
        }

        switch (match[5].length) {
            case 2: // military
                if (timezoneIndex === 0) {
                    timezone = ' +0000';
                } else {
                    timezoneIndex = military.indexOf(match[5][1].toUpperCase()) - 12;
                    timezone = ((timezoneIndex < 0) ? ' -' : ' +') +
                        (('' + timezoneIndex).replace(/^-?/, '0')).match(/..$/)[0] + '00';
                }
                break;
            case 4: // Zone
                timezone = timezones[match[5]];
                break;
            default: // UT or +/-9999
                timezone = timezones[' GMT'];
        }
        match[5] = timezone;
        config._i = match.splice(1).join('');
        tzFormat = ' ZZ';
        config._f = dayFormat + dateFormat + timeFormat + tzFormat;
        configFromStringAndFormat(config);
        getParsingFlags(config).rfc2822 = true;
    } else {
        config._isValid = false;
    }
}

// date from iso format or fallback
function configFromString(config) {
    var matched = aspNetJsonRegex.exec(config._i);

    if (matched !== null) {
        config._d = new Date(+matched[1]);
        return;
    }

    configFromISO(config);
    if (config._isValid === false) {
        delete config._isValid;
    } else {
        return;
    }

    configFromRFC2822(config);
    if (config._isValid === false) {
        delete config._isValid;
    } else {
        return;
    }

    // Final attempt, use Input Fallback
    hooks.createFromInputFallback(config);
}

hooks.createFromInputFallback = deprecate(
    'value provided is not in a recognized RFC2822 or ISO format. moment construction falls back to js Date(), ' +
    'which is not reliable across all browsers and versions. Non RFC2822/ISO date formats are ' +
    'discouraged and will be removed in an upcoming major release. Please refer to ' +
    'http://momentjs.com/guides/#/warnings/js-date/ for more info.',
    function (config) {
        config._d = new Date(config._i + (config._useUTC ? ' UTC' : ''));
    }
);

// Pick the first defined of two or three arguments.
function defaults(a, b, c) {
    if (a != null) {
        return a;
    }
    if (b != null) {
        return b;
    }
    return c;
}

function currentDateArray(config) {
    // hooks is actually the exported moment object
    var nowValue = new Date(hooks.now());
    if (config._useUTC) {
        return [nowValue.getUTCFullYear(), nowValue.getUTCMonth(), nowValue.getUTCDate()];
    }
    return [nowValue.getFullYear(), nowValue.getMonth(), nowValue.getDate()];
}

// convert an array to a date.
// the array should mirror the parameters below
// note: all values past the year are optional and will default to the lowest possible value.
// [year, month, day , hour, minute, second, millisecond]
function configFromArray (config) {
    var i, date, input = [], currentDate, yearToUse;

    if (config._d) {
        return;
    }

    currentDate = currentDateArray(config);

    //compute day of the year from weeks and weekdays
    if (config._w && config._a[DATE] == null && config._a[MONTH] == null) {
        dayOfYearFromWeekInfo(config);
    }

    //if the day of the year is set, figure out what it is
    if (config._dayOfYear != null) {
        yearToUse = defaults(config._a[YEAR], currentDate[YEAR]);

        if (config._dayOfYear > daysInYear(yearToUse) || config._dayOfYear === 0) {
            getParsingFlags(config)._overflowDayOfYear = true;
        }

        date = createUTCDate(yearToUse, 0, config._dayOfYear);
        config._a[MONTH] = date.getUTCMonth();
        config._a[DATE] = date.getUTCDate();
    }

    // Default to current date.
    // * if no year, month, day of month are given, default to today
    // * if day of month is given, default month and year
    // * if month is given, default only year
    // * if year is given, don't default anything
    for (i = 0; i < 3 && config._a[i] == null; ++i) {
        config._a[i] = input[i] = currentDate[i];
    }

    // Zero out whatever was not defaulted, including time
    for (; i < 7; i++) {
        config._a[i] = input[i] = (config._a[i] == null) ? (i === 2 ? 1 : 0) : config._a[i];
    }

    // Check for 24:00:00.000
    if (config._a[HOUR] === 24 &&
            config._a[MINUTE] === 0 &&
            config._a[SECOND] === 0 &&
            config._a[MILLISECOND] === 0) {
        config._nextDay = true;
        config._a[HOUR] = 0;
    }

    config._d = (config._useUTC ? createUTCDate : createDate).apply(null, input);
    // Apply timezone offset from input. The actual utcOffset can be changed
    // with parseZone.
    if (config._tzm != null) {
        config._d.setUTCMinutes(config._d.getUTCMinutes() - config._tzm);
    }

    if (config._nextDay) {
        config._a[HOUR] = 24;
    }
}

function dayOfYearFromWeekInfo(config) {
    var w, weekYear, week, weekday, dow, doy, temp, weekdayOverflow;

    w = config._w;
    if (w.GG != null || w.W != null || w.E != null) {
        dow = 1;
        doy = 4;

        // TODO: We need to take the current isoWeekYear, but that depends on
        // how we interpret now (local, utc, fixed offset). So create
        // a now version of current config (take local/utc/offset flags, and
        // create now).
        weekYear = defaults(w.GG, config._a[YEAR], weekOfYear(createLocal(), 1, 4).year);
        week = defaults(w.W, 1);
        weekday = defaults(w.E, 1);
        if (weekday < 1 || weekday > 7) {
            weekdayOverflow = true;
        }
    } else {
        dow = config._locale._week.dow;
        doy = config._locale._week.doy;

        var curWeek = weekOfYear(createLocal(), dow, doy);

        weekYear = defaults(w.gg, config._a[YEAR], curWeek.year);

        // Default to current week.
        week = defaults(w.w, curWeek.week);

        if (w.d != null) {
            // weekday -- low day numbers are considered next week
            weekday = w.d;
            if (weekday < 0 || weekday > 6) {
                weekdayOverflow = true;
            }
        } else if (w.e != null) {
            // local weekday -- counting starts from begining of week
            weekday = w.e + dow;
            if (w.e < 0 || w.e > 6) {
                weekdayOverflow = true;
            }
        } else {
            // default to begining of week
            weekday = dow;
        }
    }
    if (week < 1 || week > weeksInYear(weekYear, dow, doy)) {
        getParsingFlags(config)._overflowWeeks = true;
    } else if (weekdayOverflow != null) {
        getParsingFlags(config)._overflowWeekday = true;
    } else {
        temp = dayOfYearFromWeeks(weekYear, week, weekday, dow, doy);
        config._a[YEAR] = temp.year;
        config._dayOfYear = temp.dayOfYear;
    }
}

// constant that refers to the ISO standard
hooks.ISO_8601 = function () {};

// constant that refers to the RFC 2822 form
hooks.RFC_2822 = function () {};

// date from string and format string
function configFromStringAndFormat(config) {
    // TODO: Move this to another part of the creation flow to prevent circular deps
    if (config._f === hooks.ISO_8601) {
        configFromISO(config);
        return;
    }
    if (config._f === hooks.RFC_2822) {
        configFromRFC2822(config);
        return;
    }
    config._a = [];
    getParsingFlags(config).empty = true;

    // This array is used to make a Date, either with `new Date` or `Date.UTC`
    var string = '' + config._i,
        i, parsedInput, tokens, token, skipped,
        stringLength = string.length,
        totalParsedInputLength = 0;

    tokens = expandFormat(config._f, config._locale).match(formattingTokens) || [];

    for (i = 0; i < tokens.length; i++) {
        token = tokens[i];
        parsedInput = (string.match(getParseRegexForToken(token, config)) || [])[0];
        // console.log('token', token, 'parsedInput', parsedInput,
        //         'regex', getParseRegexForToken(token, config));
        if (parsedInput) {
            skipped = string.substr(0, string.indexOf(parsedInput));
            if (skipped.length > 0) {
                getParsingFlags(config).unusedInput.push(skipped);
            }
            string = string.slice(string.indexOf(parsedInput) + parsedInput.length);
            totalParsedInputLength += parsedInput.length;
        }
        // don't parse if it's not a known token
        if (formatTokenFunctions[token]) {
            if (parsedInput) {
                getParsingFlags(config).empty = false;
            }
            else {
                getParsingFlags(config).unusedTokens.push(token);
            }
            addTimeToArrayFromToken(token, parsedInput, config);
        }
        else if (config._strict && !parsedInput) {
            getParsingFlags(config).unusedTokens.push(token);
        }
    }

    // add remaining unparsed input length to the string
    getParsingFlags(config).charsLeftOver = stringLength - totalParsedInputLength;
    if (string.length > 0) {
        getParsingFlags(config).unusedInput.push(string);
    }

    // clear _12h flag if hour is <= 12
    if (config._a[HOUR] <= 12 &&
        getParsingFlags(config).bigHour === true &&
        config._a[HOUR] > 0) {
        getParsingFlags(config).bigHour = undefined;
    }

    getParsingFlags(config).parsedDateParts = config._a.slice(0);
    getParsingFlags(config).meridiem = config._meridiem;
    // handle meridiem
    config._a[HOUR] = meridiemFixWrap(config._locale, config._a[HOUR], config._meridiem);

    configFromArray(config);
    checkOverflow(config);
}


function meridiemFixWrap (locale, hour, meridiem) {
    var isPm;

    if (meridiem == null) {
        // nothing to do
        return hour;
    }
    if (locale.meridiemHour != null) {
        return locale.meridiemHour(hour, meridiem);
    } else if (locale.isPM != null) {
        // Fallback
        isPm = locale.isPM(meridiem);
        if (isPm && hour < 12) {
            hour += 12;
        }
        if (!isPm && hour === 12) {
            hour = 0;
        }
        return hour;
    } else {
        // this is not supposed to happen
        return hour;
    }
}

// date from string and array of format strings
function configFromStringAndArray(config) {
    var tempConfig,
        bestMoment,

        scoreToBeat,
        i,
        currentScore;

    if (config._f.length === 0) {
        getParsingFlags(config).invalidFormat = true;
        config._d = new Date(NaN);
        return;
    }

    for (i = 0; i < config._f.length; i++) {
        currentScore = 0;
        tempConfig = copyConfig({}, config);
        if (config._useUTC != null) {
            tempConfig._useUTC = config._useUTC;
        }
        tempConfig._f = config._f[i];
        configFromStringAndFormat(tempConfig);

        if (!isValid(tempConfig)) {
            continue;
        }

        // if there is any input that was not parsed add a penalty for that format
        currentScore += getParsingFlags(tempConfig).charsLeftOver;

        //or tokens
        currentScore += getParsingFlags(tempConfig).unusedTokens.length * 10;

        getParsingFlags(tempConfig).score = currentScore;

        if (scoreToBeat == null || currentScore < scoreToBeat) {
            scoreToBeat = currentScore;
            bestMoment = tempConfig;
        }
    }

    extend(config, bestMoment || tempConfig);
}

function configFromObject(config) {
    if (config._d) {
        return;
    }

    var i = normalizeObjectUnits(config._i);
    config._a = map([i.year, i.month, i.day || i.date, i.hour, i.minute, i.second, i.millisecond], function (obj) {
        return obj && parseInt(obj, 10);
    });

    configFromArray(config);
}

function createFromConfig (config) {
    var res = new Moment(checkOverflow(prepareConfig(config)));
    if (res._nextDay) {
        // Adding is smart enough around DST
        res.add(1, 'd');
        res._nextDay = undefined;
    }

    return res;
}

function prepareConfig (config) {
    var input = config._i,
        format = config._f;

    config._locale = config._locale || getLocale(config._l);

    if (input === null || (format === undefined && input === '')) {
        return createInvalid({nullInput: true});
    }

    if (typeof input === 'string') {
        config._i = input = config._locale.preparse(input);
    }

    if (isMoment(input)) {
        return new Moment(checkOverflow(input));
    } else if (isDate(input)) {
        config._d = input;
    } else if (isArray(format)) {
        configFromStringAndArray(config);
    } else if (format) {
        configFromStringAndFormat(config);
    }  else {
        configFromInput(config);
    }

    if (!isValid(config)) {
        config._d = null;
    }

    return config;
}

function configFromInput(config) {
    var input = config._i;
    if (isUndefined(input)) {
        config._d = new Date(hooks.now());
    } else if (isDate(input)) {
        config._d = new Date(input.valueOf());
    } else if (typeof input === 'string') {
        configFromString(config);
    } else if (isArray(input)) {
        config._a = map(input.slice(0), function (obj) {
            return parseInt(obj, 10);
        });
        configFromArray(config);
    } else if (isObject(input)) {
        configFromObject(config);
    } else if (isNumber(input)) {
        // from milliseconds
        config._d = new Date(input);
    } else {
        hooks.createFromInputFallback(config);
    }
}

function createLocalOrUTC (input, format, locale, strict, isUTC) {
    var c = {};

    if (locale === true || locale === false) {
        strict = locale;
        locale = undefined;
    }

    if ((isObject(input) && isObjectEmpty(input)) ||
            (isArray(input) && input.length === 0)) {
        input = undefined;
    }
    // object construction must be done this way.
    // https://github.com/moment/moment/issues/1423
    c._isAMomentObject = true;
    c._useUTC = c._isUTC = isUTC;
    c._l = locale;
    c._i = input;
    c._f = format;
    c._strict = strict;

    return createFromConfig(c);
}

function createLocal (input, format, locale, strict) {
    return createLocalOrUTC(input, format, locale, strict, false);
}

var prototypeMin = deprecate(
    'moment().min is deprecated, use moment.max instead. http://momentjs.com/guides/#/warnings/min-max/',
    function () {
        var other = createLocal.apply(null, arguments);
        if (this.isValid() && other.isValid()) {
            return other < this ? this : other;
        } else {
            return createInvalid();
        }
    }
);

var prototypeMax = deprecate(
    'moment().max is deprecated, use moment.min instead. http://momentjs.com/guides/#/warnings/min-max/',
    function () {
        var other = createLocal.apply(null, arguments);
        if (this.isValid() && other.isValid()) {
            return other > this ? this : other;
        } else {
            return createInvalid();
        }
    }
);

// Pick a moment m from moments so that m[fn](other) is true for all
// other. This relies on the function fn to be transitive.
//
// moments should either be an array of moment objects or an array, whose
// first element is an array of moment objects.
function pickBy(fn, moments) {
    var res, i;
    if (moments.length === 1 && isArray(moments[0])) {
        moments = moments[0];
    }
    if (!moments.length) {
        return createLocal();
    }
    res = moments[0];
    for (i = 1; i < moments.length; ++i) {
        if (!moments[i].isValid() || moments[i][fn](res)) {
            res = moments[i];
        }
    }
    return res;
}

// TODO: Use [].sort instead?
function min () {
    var args = [].slice.call(arguments, 0);

    return pickBy('isBefore', args);
}

function max () {
    var args = [].slice.call(arguments, 0);

    return pickBy('isAfter', args);
}

var now = function () {
    return Date.now ? Date.now() : +(new Date());
};

var ordering = ['year', 'quarter', 'month', 'week', 'day', 'hour', 'minute', 'second', 'millisecond'];

function isDurationValid(m) {
    for (var key in m) {
        if (!(ordering.indexOf(key) !== -1 && (m[key] == null || !isNaN(m[key])))) {
            return false;
        }
    }

    var unitHasDecimal = false;
    for (var i = 0; i < ordering.length; ++i) {
        if (m[ordering[i]]) {
            if (unitHasDecimal) {
                return false; // only allow non-integers for smallest unit
            }
            if (parseFloat(m[ordering[i]]) !== toInt(m[ordering[i]])) {
                unitHasDecimal = true;
            }
        }
    }

    return true;
}

function isValid$1() {
    return this._isValid;
}

function createInvalid$1() {
    return createDuration(NaN);
}

function Duration (duration) {
    var normalizedInput = normalizeObjectUnits(duration),
        years = normalizedInput.year || 0,
        quarters = normalizedInput.quarter || 0,
        months = normalizedInput.month || 0,
        weeks = normalizedInput.week || 0,
        days = normalizedInput.day || 0,
        hours = normalizedInput.hour || 0,
        minutes = normalizedInput.minute || 0,
        seconds = normalizedInput.second || 0,
        milliseconds = normalizedInput.millisecond || 0;

    this._isValid = isDurationValid(normalizedInput);

    // representation for dateAddRemove
    this._milliseconds = +milliseconds +
        seconds * 1e3 + // 1000
        minutes * 6e4 + // 1000 * 60
        hours * 1000 * 60 * 60; //using 1000 * 60 * 60 instead of 36e5 to avoid floating point rounding errors https://github.com/moment/moment/issues/2978
    // Because of dateAddRemove treats 24 hours as different from a
    // day when working around DST, we need to store them separately
    this._days = +days +
        weeks * 7;
    // It is impossible translate months into days without knowing
    // which months you are are talking about, so we have to store
    // it separately.
    this._months = +months +
        quarters * 3 +
        years * 12;

    this._data = {};

    this._locale = getLocale();

    this._bubble();
}

function isDuration (obj) {
    return obj instanceof Duration;
}

function absRound (number) {
    if (number < 0) {
        return Math.round(-1 * number) * -1;
    } else {
        return Math.round(number);
    }
}

// FORMATTING

function offset (token, separator) {
    addFormatToken(token, 0, 0, function () {
        var offset = this.utcOffset();
        var sign = '+';
        if (offset < 0) {
            offset = -offset;
            sign = '-';
        }
        return sign + zeroFill(~~(offset / 60), 2) + separator + zeroFill(~~(offset) % 60, 2);
    });
}

offset('Z', ':');
offset('ZZ', '');

// PARSING

addRegexToken('Z',  matchShortOffset);
addRegexToken('ZZ', matchShortOffset);
addParseToken(['Z', 'ZZ'], function (input, array, config) {
    config._useUTC = true;
    config._tzm = offsetFromString(matchShortOffset, input);
});

// HELPERS

// timezone chunker
// '+10:00' > ['10',  '00']
// '-1530'  > ['-15', '30']
var chunkOffset = /([\+\-]|\d\d)/gi;

function offsetFromString(matcher, string) {
    var matches = (string || '').match(matcher);

    if (matches === null) {
        return null;
    }

    var chunk   = matches[matches.length - 1] || [];
    var parts   = (chunk + '').match(chunkOffset) || ['-', 0, 0];
    var minutes = +(parts[1] * 60) + toInt(parts[2]);

    return minutes === 0 ?
      0 :
      parts[0] === '+' ? minutes : -minutes;
}

// Return a moment from input, that is local/utc/zone equivalent to model.
function cloneWithOffset(input, model) {
    var res, diff;
    if (model._isUTC) {
        res = model.clone();
        diff = (isMoment(input) || isDate(input) ? input.valueOf() : createLocal(input).valueOf()) - res.valueOf();
        // Use low-level api, because this fn is low-level api.
        res._d.setTime(res._d.valueOf() + diff);
        hooks.updateOffset(res, false);
        return res;
    } else {
        return createLocal(input).local();
    }
}

function getDateOffset (m) {
    // On Firefox.24 Date#getTimezoneOffset returns a floating point.
    // https://github.com/moment/moment/pull/1871
    return -Math.round(m._d.getTimezoneOffset() / 15) * 15;
}

// HOOKS

// This function will be called whenever a moment is mutated.
// It is intended to keep the offset in sync with the timezone.
hooks.updateOffset = function () {};

// MOMENTS

// keepLocalTime = true means only change the timezone, without
// affecting the local hour. So 5:31:26 +0300 --[utcOffset(2, true)]-->
// 5:31:26 +0200 It is possible that 5:31:26 doesn't exist with offset
// +0200, so we adjust the time as needed, to be valid.
//
// Keeping the time actually adds/subtracts (one hour)
// from the actual represented time. That is why we call updateOffset
// a second time. In case it wants us to change the offset again
// _changeInProgress == true case, then we have to adjust, because
// there is no such time in the given timezone.
function getSetOffset (input, keepLocalTime, keepMinutes) {
    var offset = this._offset || 0,
        localAdjust;
    if (!this.isValid()) {
        return input != null ? this : NaN;
    }
    if (input != null) {
        if (typeof input === 'string') {
            input = offsetFromString(matchShortOffset, input);
            if (input === null) {
                return this;
            }
        } else if (Math.abs(input) < 16 && !keepMinutes) {
            input = input * 60;
        }
        if (!this._isUTC && keepLocalTime) {
            localAdjust = getDateOffset(this);
        }
        this._offset = input;
        this._isUTC = true;
        if (localAdjust != null) {
            this.add(localAdjust, 'm');
        }
        if (offset !== input) {
            if (!keepLocalTime || this._changeInProgress) {
                addSubtract(this, createDuration(input - offset, 'm'), 1, false);
            } else if (!this._changeInProgress) {
                this._changeInProgress = true;
                hooks.updateOffset(this, true);
                this._changeInProgress = null;
            }
        }
        return this;
    } else {
        return this._isUTC ? offset : getDateOffset(this);
    }
}

function getSetZone (input, keepLocalTime) {
    if (input != null) {
        if (typeof input !== 'string') {
            input = -input;
        }

        this.utcOffset(input, keepLocalTime);

        return this;
    } else {
        return -this.utcOffset();
    }
}

function setOffsetToUTC (keepLocalTime) {
    return this.utcOffset(0, keepLocalTime);
}

function setOffsetToLocal (keepLocalTime) {
    if (this._isUTC) {
        this.utcOffset(0, keepLocalTime);
        this._isUTC = false;

        if (keepLocalTime) {
            this.subtract(getDateOffset(this), 'm');
        }
    }
    return this;
}

function setOffsetToParsedOffset () {
    if (this._tzm != null) {
        this.utcOffset(this._tzm, false, true);
    } else if (typeof this._i === 'string') {
        var tZone = offsetFromString(matchOffset, this._i);
        if (tZone != null) {
            this.utcOffset(tZone);
        }
        else {
            this.utcOffset(0, true);
        }
    }
    return this;
}

function hasAlignedHourOffset (input) {
    if (!this.isValid()) {
        return false;
    }
    input = input ? createLocal(input).utcOffset() : 0;

    return (this.utcOffset() - input) % 60 === 0;
}

function isDaylightSavingTime () {
    return (
        this.utcOffset() > this.clone().month(0).utcOffset() ||
        this.utcOffset() > this.clone().month(5).utcOffset()
    );
}

function isDaylightSavingTimeShifted () {
    if (!isUndefined(this._isDSTShifted)) {
        return this._isDSTShifted;
    }

    var c = {};

    copyConfig(c, this);
    c = prepareConfig(c);

    if (c._a) {
        var other = c._isUTC ? createUTC(c._a) : createLocal(c._a);
        this._isDSTShifted = this.isValid() &&
            compareArrays(c._a, other.toArray()) > 0;
    } else {
        this._isDSTShifted = false;
    }

    return this._isDSTShifted;
}

function isLocal () {
    return this.isValid() ? !this._isUTC : false;
}

function isUtcOffset () {
    return this.isValid() ? this._isUTC : false;
}

function isUtc () {
    return this.isValid() ? this._isUTC && this._offset === 0 : false;
}

// ASP.NET json date format regex
var aspNetRegex = /^(\-)?(?:(\d*)[. ])?(\d+)\:(\d+)(?:\:(\d+)(\.\d*)?)?$/;

// from http://docs.closure-library.googlecode.com/git/closure_goog_date_date.js.source.html
// somewhat more in line with 4.4.3.2 2004 spec, but allows decimal anywhere
// and further modified to allow for strings containing both week and day
var isoRegex = /^(-)?P(?:(-?[0-9,.]*)Y)?(?:(-?[0-9,.]*)M)?(?:(-?[0-9,.]*)W)?(?:(-?[0-9,.]*)D)?(?:T(?:(-?[0-9,.]*)H)?(?:(-?[0-9,.]*)M)?(?:(-?[0-9,.]*)S)?)?$/;

function createDuration (input, key) {
    var duration = input,
        // matching against regexp is expensive, do it on demand
        match = null,
        sign,
        ret,
        diffRes;

    if (isDuration(input)) {
        duration = {
            ms : input._milliseconds,
            d  : input._days,
            M  : input._months
        };
    } else if (isNumber(input)) {
        duration = {};
        if (key) {
            duration[key] = input;
        } else {
            duration.milliseconds = input;
        }
    } else if (!!(match = aspNetRegex.exec(input))) {
        sign = (match[1] === '-') ? -1 : 1;
        duration = {
            y  : 0,
            d  : toInt(match[DATE])                         * sign,
            h  : toInt(match[HOUR])                         * sign,
            m  : toInt(match[MINUTE])                       * sign,
            s  : toInt(match[SECOND])                       * sign,
            ms : toInt(absRound(match[MILLISECOND] * 1000)) * sign // the millisecond decimal point is included in the match
        };
    } else if (!!(match = isoRegex.exec(input))) {
        sign = (match[1] === '-') ? -1 : 1;
        duration = {
            y : parseIso(match[2], sign),
            M : parseIso(match[3], sign),
            w : parseIso(match[4], sign),
            d : parseIso(match[5], sign),
            h : parseIso(match[6], sign),
            m : parseIso(match[7], sign),
            s : parseIso(match[8], sign)
        };
    } else if (duration == null) {// checks for null or undefined
        duration = {};
    } else if (typeof duration === 'object' && ('from' in duration || 'to' in duration)) {
        diffRes = momentsDifference(createLocal(duration.from), createLocal(duration.to));

        duration = {};
        duration.ms = diffRes.milliseconds;
        duration.M = diffRes.months;
    }

    ret = new Duration(duration);

    if (isDuration(input) && hasOwnProp(input, '_locale')) {
        ret._locale = input._locale;
    }

    return ret;
}

createDuration.fn = Duration.prototype;
createDuration.invalid = createInvalid$1;

function parseIso (inp, sign) {
    // We'd normally use ~~inp for this, but unfortunately it also
    // converts floats to ints.
    // inp may be undefined, so careful calling replace on it.
    var res = inp && parseFloat(inp.replace(',', '.'));
    // apply sign while we're at it
    return (isNaN(res) ? 0 : res) * sign;
}

function positiveMomentsDifference(base, other) {
    var res = {milliseconds: 0, months: 0};

    res.months = other.month() - base.month() +
        (other.year() - base.year()) * 12;
    if (base.clone().add(res.months, 'M').isAfter(other)) {
        --res.months;
    }

    res.milliseconds = +other - +(base.clone().add(res.months, 'M'));

    return res;
}

function momentsDifference(base, other) {
    var res;
    if (!(base.isValid() && other.isValid())) {
        return {milliseconds: 0, months: 0};
    }

    other = cloneWithOffset(other, base);
    if (base.isBefore(other)) {
        res = positiveMomentsDifference(base, other);
    } else {
        res = positiveMomentsDifference(other, base);
        res.milliseconds = -res.milliseconds;
        res.months = -res.months;
    }

    return res;
}

// TODO: remove 'name' arg after deprecation is removed
function createAdder(direction, name) {
    return function (val, period) {
        var dur, tmp;
        //invert the arguments, but complain about it
        if (period !== null && !isNaN(+period)) {
            deprecateSimple(name, 'moment().' + name  + '(period, number) is deprecated. Please use moment().' + name + '(number, period). ' +
            'See http://momentjs.com/guides/#/warnings/add-inverted-param/ for more info.');
            tmp = val; val = period; period = tmp;
        }

        val = typeof val === 'string' ? +val : val;
        dur = createDuration(val, period);
        addSubtract(this, dur, direction);
        return this;
    };
}

function addSubtract (mom, duration, isAdding, updateOffset) {
    var milliseconds = duration._milliseconds,
        days = absRound(duration._days),
        months = absRound(duration._months);

    if (!mom.isValid()) {
        // No op
        return;
    }

    updateOffset = updateOffset == null ? true : updateOffset;

    if (milliseconds) {
        mom._d.setTime(mom._d.valueOf() + milliseconds * isAdding);
    }
    if (days) {
        set$1(mom, 'Date', get(mom, 'Date') + days * isAdding);
    }
    if (months) {
        setMonth(mom, get(mom, 'Month') + months * isAdding);
    }
    if (updateOffset) {
        hooks.updateOffset(mom, days || months);
    }
}

var add      = createAdder(1, 'add');
var subtract = createAdder(-1, 'subtract');

function getCalendarFormat(myMoment, now) {
    var diff = myMoment.diff(now, 'days', true);
    return diff < -6 ? 'sameElse' :
            diff < -1 ? 'lastWeek' :
            diff < 0 ? 'lastDay' :
            diff < 1 ? 'sameDay' :
            diff < 2 ? 'nextDay' :
            diff < 7 ? 'nextWeek' : 'sameElse';
}

function calendar$1 (time, formats) {
    // We want to compare the start of today, vs this.
    // Getting start-of-today depends on whether we're local/utc/offset or not.
    var now = time || createLocal(),
        sod = cloneWithOffset(now, this).startOf('day'),
        format = hooks.calendarFormat(this, sod) || 'sameElse';

    var output = formats && (isFunction(formats[format]) ? formats[format].call(this, now) : formats[format]);

    return this.format(output || this.localeData().calendar(format, this, createLocal(now)));
}

function clone () {
    return new Moment(this);
}

function isAfter (input, units) {
    var localInput = isMoment(input) ? input : createLocal(input);
    if (!(this.isValid() && localInput.isValid())) {
        return false;
    }
    units = normalizeUnits(!isUndefined(units) ? units : 'millisecond');
    if (units === 'millisecond') {
        return this.valueOf() > localInput.valueOf();
    } else {
        return localInput.valueOf() < this.clone().startOf(units).valueOf();
    }
}

function isBefore (input, units) {
    var localInput = isMoment(input) ? input : createLocal(input);
    if (!(this.isValid() && localInput.isValid())) {
        return false;
    }
    units = normalizeUnits(!isUndefined(units) ? units : 'millisecond');
    if (units === 'millisecond') {
        return this.valueOf() < localInput.valueOf();
    } else {
        return this.clone().endOf(units).valueOf() < localInput.valueOf();
    }
}

function isBetween (from, to, units, inclusivity) {
    inclusivity = inclusivity || '()';
    return (inclusivity[0] === '(' ? this.isAfter(from, units) : !this.isBefore(from, units)) &&
        (inclusivity[1] === ')' ? this.isBefore(to, units) : !this.isAfter(to, units));
}

function isSame (input, units) {
    var localInput = isMoment(input) ? input : createLocal(input),
        inputMs;
    if (!(this.isValid() && localInput.isValid())) {
        return false;
    }
    units = normalizeUnits(units || 'millisecond');
    if (units === 'millisecond') {
        return this.valueOf() === localInput.valueOf();
    } else {
        inputMs = localInput.valueOf();
        return this.clone().startOf(units).valueOf() <= inputMs && inputMs <= this.clone().endOf(units).valueOf();
    }
}

function isSameOrAfter (input, units) {
    return this.isSame(input, units) || this.isAfter(input,units);
}

function isSameOrBefore (input, units) {
    return this.isSame(input, units) || this.isBefore(input,units);
}

function diff (input, units, asFloat) {
    var that,
        zoneDelta,
        delta, output;

    if (!this.isValid()) {
        return NaN;
    }

    that = cloneWithOffset(input, this);

    if (!that.isValid()) {
        return NaN;
    }

    zoneDelta = (that.utcOffset() - this.utcOffset()) * 6e4;

    units = normalizeUnits(units);

    if (units === 'year' || units === 'month' || units === 'quarter') {
        output = monthDiff(this, that);
        if (units === 'quarter') {
            output = output / 3;
        } else if (units === 'year') {
            output = output / 12;
        }
    } else {
        delta = this - that;
        output = units === 'second' ? delta / 1e3 : // 1000
            units === 'minute' ? delta / 6e4 : // 1000 * 60
            units === 'hour' ? delta / 36e5 : // 1000 * 60 * 60
            units === 'day' ? (delta - zoneDelta) / 864e5 : // 1000 * 60 * 60 * 24, negate dst
            units === 'week' ? (delta - zoneDelta) / 6048e5 : // 1000 * 60 * 60 * 24 * 7, negate dst
            delta;
    }
    return asFloat ? output : absFloor(output);
}

function monthDiff (a, b) {
    // difference in months
    var wholeMonthDiff = ((b.year() - a.year()) * 12) + (b.month() - a.month()),
        // b is in (anchor - 1 month, anchor + 1 month)
        anchor = a.clone().add(wholeMonthDiff, 'months'),
        anchor2, adjust;

    if (b - anchor < 0) {
        anchor2 = a.clone().add(wholeMonthDiff - 1, 'months');
        // linear across the month
        adjust = (b - anchor) / (anchor - anchor2);
    } else {
        anchor2 = a.clone().add(wholeMonthDiff + 1, 'months');
        // linear across the month
        adjust = (b - anchor) / (anchor2 - anchor);
    }

    //check for negative zero, return zero if negative zero
    return -(wholeMonthDiff + adjust) || 0;
}

hooks.defaultFormat = 'YYYY-MM-DDTHH:mm:ssZ';
hooks.defaultFormatUtc = 'YYYY-MM-DDTHH:mm:ss[Z]';

function toString () {
    return this.clone().locale('en').format('ddd MMM DD YYYY HH:mm:ss [GMT]ZZ');
}

function toISOString() {
    if (!this.isValid()) {
        return null;
    }
    var m = this.clone().utc();
    if (m.year() < 0 || m.year() > 9999) {
        return formatMoment(m, 'YYYYYY-MM-DD[T]HH:mm:ss.SSS[Z]');
    }
    if (isFunction(Date.prototype.toISOString)) {
        // native implementation is ~50x faster, use it when we can
        return this.toDate().toISOString();
    }
    return formatMoment(m, 'YYYY-MM-DD[T]HH:mm:ss.SSS[Z]');
}

/**
 * Return a human readable representation of a moment that can
 * also be evaluated to get a new moment which is the same
 *
 * @link https://nodejs.org/dist/latest/docs/api/util.html#util_custom_inspect_function_on_objects
 */
function inspect () {
    if (!this.isValid()) {
        return 'moment.invalid(/* ' + this._i + ' */)';
    }
    var func = 'moment';
    var zone = '';
    if (!this.isLocal()) {
        func = this.utcOffset() === 0 ? 'moment.utc' : 'moment.parseZone';
        zone = 'Z';
    }
    var prefix = '[' + func + '("]';
    var year = (0 <= this.year() && this.year() <= 9999) ? 'YYYY' : 'YYYYYY';
    var datetime = '-MM-DD[T]HH:mm:ss.SSS';
    var suffix = zone + '[")]';

    return this.format(prefix + year + datetime + suffix);
}

function format (inputString) {
    if (!inputString) {
        inputString = this.isUtc() ? hooks.defaultFormatUtc : hooks.defaultFormat;
    }
    var output = formatMoment(this, inputString);
    return this.localeData().postformat(output);
}

function from (time, withoutSuffix) {
    if (this.isValid() &&
            ((isMoment(time) && time.isValid()) ||
             createLocal(time).isValid())) {
        return createDuration({to: this, from: time}).locale(this.locale()).humanize(!withoutSuffix);
    } else {
        return this.localeData().invalidDate();
    }
}

function fromNow (withoutSuffix) {
    return this.from(createLocal(), withoutSuffix);
}

function to (time, withoutSuffix) {
    if (this.isValid() &&
            ((isMoment(time) && time.isValid()) ||
             createLocal(time).isValid())) {
        return createDuration({from: this, to: time}).locale(this.locale()).humanize(!withoutSuffix);
    } else {
        return this.localeData().invalidDate();
    }
}

function toNow (withoutSuffix) {
    return this.to(createLocal(), withoutSuffix);
}

// If passed a locale key, it will set the locale for this
// instance.  Otherwise, it will return the locale configuration
// variables for this instance.
function locale (key) {
    var newLocaleData;

    if (key === undefined) {
        return this._locale._abbr;
    } else {
        newLocaleData = getLocale(key);
        if (newLocaleData != null) {
            this._locale = newLocaleData;
        }
        return this;
    }
}

var lang = deprecate(
    'moment().lang() is deprecated. Instead, use moment().localeData() to get the language configuration. Use moment().locale() to change languages.',
    function (key) {
        if (key === undefined) {
            return this.localeData();
        } else {
            return this.locale(key);
        }
    }
);

function localeData () {
    return this._locale;
}

function startOf (units) {
    units = normalizeUnits(units);
    // the following switch intentionally omits break keywords
    // to utilize falling through the cases.
    switch (units) {
        case 'year':
            this.month(0);
            /* falls through */
        case 'quarter':
        case 'month':
            this.date(1);
            /* falls through */
        case 'week':
        case 'isoWeek':
        case 'day':
        case 'date':
            this.hours(0);
            /* falls through */
        case 'hour':
            this.minutes(0);
            /* falls through */
        case 'minute':
            this.seconds(0);
            /* falls through */
        case 'second':
            this.milliseconds(0);
    }

    // weeks are a special case
    if (units === 'week') {
        this.weekday(0);
    }
    if (units === 'isoWeek') {
        this.isoWeekday(1);
    }

    // quarters are also special
    if (units === 'quarter') {
        this.month(Math.floor(this.month() / 3) * 3);
    }

    return this;
}

function endOf (units) {
    units = normalizeUnits(units);
    if (units === undefined || units === 'millisecond') {
        return this;
    }

    // 'date' is an alias for 'day', so it should be considered as such.
    if (units === 'date') {
        units = 'day';
    }

    return this.startOf(units).add(1, (units === 'isoWeek' ? 'week' : units)).subtract(1, 'ms');
}

function valueOf () {
    return this._d.valueOf() - ((this._offset || 0) * 60000);
}

function unix () {
    return Math.floor(this.valueOf() / 1000);
}

function toDate () {
    return new Date(this.valueOf());
}

function toArray () {
    var m = this;
    return [m.year(), m.month(), m.date(), m.hour(), m.minute(), m.second(), m.millisecond()];
}

function toObject () {
    var m = this;
    return {
        years: m.year(),
        months: m.month(),
        date: m.date(),
        hours: m.hours(),
        minutes: m.minutes(),
        seconds: m.seconds(),
        milliseconds: m.milliseconds()
    };
}

function toJSON () {
    // new Date(NaN).toJSON() === null
    return this.isValid() ? this.toISOString() : null;
}

function isValid$2 () {
    return isValid(this);
}

function parsingFlags () {
    return extend({}, getParsingFlags(this));
}

function invalidAt () {
    return getParsingFlags(this).overflow;
}

function creationData() {
    return {
        input: this._i,
        format: this._f,
        locale: this._locale,
        isUTC: this._isUTC,
        strict: this._strict
    };
}

// FORMATTING

addFormatToken(0, ['gg', 2], 0, function () {
    return this.weekYear() % 100;
});

addFormatToken(0, ['GG', 2], 0, function () {
    return this.isoWeekYear() % 100;
});

function addWeekYearFormatToken (token, getter) {
    addFormatToken(0, [token, token.length], 0, getter);
}

addWeekYearFormatToken('gggg',     'weekYear');
addWeekYearFormatToken('ggggg',    'weekYear');
addWeekYearFormatToken('GGGG',  'isoWeekYear');
addWeekYearFormatToken('GGGGG', 'isoWeekYear');

// ALIASES

addUnitAlias('weekYear', 'gg');
addUnitAlias('isoWeekYear', 'GG');

// PRIORITY

addUnitPriority('weekYear', 1);
addUnitPriority('isoWeekYear', 1);


// PARSING

addRegexToken('G',      matchSigned);
addRegexToken('g',      matchSigned);
addRegexToken('GG',     match1to2, match2);
addRegexToken('gg',     match1to2, match2);
addRegexToken('GGGG',   match1to4, match4);
addRegexToken('gggg',   match1to4, match4);
addRegexToken('GGGGG',  match1to6, match6);
addRegexToken('ggggg',  match1to6, match6);

addWeekParseToken(['gggg', 'ggggg', 'GGGG', 'GGGGG'], function (input, week, config, token) {
    week[token.substr(0, 2)] = toInt(input);
});

addWeekParseToken(['gg', 'GG'], function (input, week, config, token) {
    week[token] = hooks.parseTwoDigitYear(input);
});

// MOMENTS

function getSetWeekYear (input) {
    return getSetWeekYearHelper.call(this,
            input,
            this.week(),
            this.weekday(),
            this.localeData()._week.dow,
            this.localeData()._week.doy);
}

function getSetISOWeekYear (input) {
    return getSetWeekYearHelper.call(this,
            input, this.isoWeek(), this.isoWeekday(), 1, 4);
}

function getISOWeeksInYear () {
    return weeksInYear(this.year(), 1, 4);
}

function getWeeksInYear () {
    var weekInfo = this.localeData()._week;
    return weeksInYear(this.year(), weekInfo.dow, weekInfo.doy);
}

function getSetWeekYearHelper(input, week, weekday, dow, doy) {
    var weeksTarget;
    if (input == null) {
        return weekOfYear(this, dow, doy).year;
    } else {
        weeksTarget = weeksInYear(input, dow, doy);
        if (week > weeksTarget) {
            week = weeksTarget;
        }
        return setWeekAll.call(this, input, week, weekday, dow, doy);
    }
}

function setWeekAll(weekYear, week, weekday, dow, doy) {
    var dayOfYearData = dayOfYearFromWeeks(weekYear, week, weekday, dow, doy),
        date = createUTCDate(dayOfYearData.year, 0, dayOfYearData.dayOfYear);

    this.year(date.getUTCFullYear());
    this.month(date.getUTCMonth());
    this.date(date.getUTCDate());
    return this;
}

// FORMATTING

addFormatToken('Q', 0, 'Qo', 'quarter');

// ALIASES

addUnitAlias('quarter', 'Q');

// PRIORITY

addUnitPriority('quarter', 7);

// PARSING

addRegexToken('Q', match1);
addParseToken('Q', function (input, array) {
    array[MONTH] = (toInt(input) - 1) * 3;
});

// MOMENTS

function getSetQuarter (input) {
    return input == null ? Math.ceil((this.month() + 1) / 3) : this.month((input - 1) * 3 + this.month() % 3);
}

// FORMATTING

addFormatToken('D', ['DD', 2], 'Do', 'date');

// ALIASES

addUnitAlias('date', 'D');

// PRIOROITY
addUnitPriority('date', 9);

// PARSING

addRegexToken('D',  match1to2);
addRegexToken('DD', match1to2, match2);
addRegexToken('Do', function (isStrict, locale) {
    // TODO: Remove "ordinalParse" fallback in next major release.
    return isStrict ?
      (locale._dayOfMonthOrdinalParse || locale._ordinalParse) :
      locale._dayOfMonthOrdinalParseLenient;
});

addParseToken(['D', 'DD'], DATE);
addParseToken('Do', function (input, array) {
    array[DATE] = toInt(input.match(match1to2)[0], 10);
});

// MOMENTS

var getSetDayOfMonth = makeGetSet('Date', true);

// FORMATTING

addFormatToken('DDD', ['DDDD', 3], 'DDDo', 'dayOfYear');

// ALIASES

addUnitAlias('dayOfYear', 'DDD');

// PRIORITY
addUnitPriority('dayOfYear', 4);

// PARSING

addRegexToken('DDD',  match1to3);
addRegexToken('DDDD', match3);
addParseToken(['DDD', 'DDDD'], function (input, array, config) {
    config._dayOfYear = toInt(input);
});

// HELPERS

// MOMENTS

function getSetDayOfYear (input) {
    var dayOfYear = Math.round((this.clone().startOf('day') - this.clone().startOf('year')) / 864e5) + 1;
    return input == null ? dayOfYear : this.add((input - dayOfYear), 'd');
}

// FORMATTING

addFormatToken('m', ['mm', 2], 0, 'minute');

// ALIASES

addUnitAlias('minute', 'm');

// PRIORITY

addUnitPriority('minute', 14);

// PARSING

addRegexToken('m',  match1to2);
addRegexToken('mm', match1to2, match2);
addParseToken(['m', 'mm'], MINUTE);

// MOMENTS

var getSetMinute = makeGetSet('Minutes', false);

// FORMATTING

addFormatToken('s', ['ss', 2], 0, 'second');

// ALIASES

addUnitAlias('second', 's');

// PRIORITY

addUnitPriority('second', 15);

// PARSING

addRegexToken('s',  match1to2);
addRegexToken('ss', match1to2, match2);
addParseToken(['s', 'ss'], SECOND);

// MOMENTS

var getSetSecond = makeGetSet('Seconds', false);

// FORMATTING

addFormatToken('S', 0, 0, function () {
    return ~~(this.millisecond() / 100);
});

addFormatToken(0, ['SS', 2], 0, function () {
    return ~~(this.millisecond() / 10);
});

addFormatToken(0, ['SSS', 3], 0, 'millisecond');
addFormatToken(0, ['SSSS', 4], 0, function () {
    return this.millisecond() * 10;
});
addFormatToken(0, ['SSSSS', 5], 0, function () {
    return this.millisecond() * 100;
});
addFormatToken(0, ['SSSSSS', 6], 0, function () {
    return this.millisecond() * 1000;
});
addFormatToken(0, ['SSSSSSS', 7], 0, function () {
    return this.millisecond() * 10000;
});
addFormatToken(0, ['SSSSSSSS', 8], 0, function () {
    return this.millisecond() * 100000;
});
addFormatToken(0, ['SSSSSSSSS', 9], 0, function () {
    return this.millisecond() * 1000000;
});


// ALIASES

addUnitAlias('millisecond', 'ms');

// PRIORITY

addUnitPriority('millisecond', 16);

// PARSING

addRegexToken('S',    match1to3, match1);
addRegexToken('SS',   match1to3, match2);
addRegexToken('SSS',  match1to3, match3);

var token;
for (token = 'SSSS'; token.length <= 9; token += 'S') {
    addRegexToken(token, matchUnsigned);
}

function parseMs(input, array) {
    array[MILLISECOND] = toInt(('0.' + input) * 1000);
}

for (token = 'S'; token.length <= 9; token += 'S') {
    addParseToken(token, parseMs);
}
// MOMENTS

var getSetMillisecond = makeGetSet('Milliseconds', false);

// FORMATTING

addFormatToken('z',  0, 0, 'zoneAbbr');
addFormatToken('zz', 0, 0, 'zoneName');

// MOMENTS

function getZoneAbbr () {
    return this._isUTC ? 'UTC' : '';
}

function getZoneName () {
    return this._isUTC ? 'Coordinated Universal Time' : '';
}

var proto = Moment.prototype;

proto.add               = add;
proto.calendar          = calendar$1;
proto.clone             = clone;
proto.diff              = diff;
proto.endOf             = endOf;
proto.format            = format;
proto.from              = from;
proto.fromNow           = fromNow;
proto.to                = to;
proto.toNow             = toNow;
proto.get               = stringGet;
proto.invalidAt         = invalidAt;
proto.isAfter           = isAfter;
proto.isBefore          = isBefore;
proto.isBetween         = isBetween;
proto.isSame            = isSame;
proto.isSameOrAfter     = isSameOrAfter;
proto.isSameOrBefore    = isSameOrBefore;
proto.isValid           = isValid$2;
proto.lang              = lang;
proto.locale            = locale;
proto.localeData        = localeData;
proto.max               = prototypeMax;
proto.min               = prototypeMin;
proto.parsingFlags      = parsingFlags;
proto.set               = stringSet;
proto.startOf           = startOf;
proto.subtract          = subtract;
proto.toArray           = toArray;
proto.toObject          = toObject;
proto.toDate            = toDate;
proto.toISOString       = toISOString;
proto.inspect           = inspect;
proto.toJSON            = toJSON;
proto.toString          = toString;
proto.unix              = unix;
proto.valueOf           = valueOf;
proto.creationData      = creationData;

// Year
proto.year       = getSetYear;
proto.isLeapYear = getIsLeapYear;

// Week Year
proto.weekYear    = getSetWeekYear;
proto.isoWeekYear = getSetISOWeekYear;

// Quarter
proto.quarter = proto.quarters = getSetQuarter;

// Month
proto.month       = getSetMonth;
proto.daysInMonth = getDaysInMonth;

// Week
proto.week           = proto.weeks        = getSetWeek;
proto.isoWeek        = proto.isoWeeks     = getSetISOWeek;
proto.weeksInYear    = getWeeksInYear;
proto.isoWeeksInYear = getISOWeeksInYear;

// Day
proto.date       = getSetDayOfMonth;
proto.day        = proto.days             = getSetDayOfWeek;
proto.weekday    = getSetLocaleDayOfWeek;
proto.isoWeekday = getSetISODayOfWeek;
proto.dayOfYear  = getSetDayOfYear;

// Hour
proto.hour = proto.hours = getSetHour;

// Minute
proto.minute = proto.minutes = getSetMinute;

// Second
proto.second = proto.seconds = getSetSecond;

// Millisecond
proto.millisecond = proto.milliseconds = getSetMillisecond;

// Offset
proto.utcOffset            = getSetOffset;
proto.utc                  = setOffsetToUTC;
proto.local                = setOffsetToLocal;
proto.parseZone            = setOffsetToParsedOffset;
proto.hasAlignedHourOffset = hasAlignedHourOffset;
proto.isDST                = isDaylightSavingTime;
proto.isLocal              = isLocal;
proto.isUtcOffset          = isUtcOffset;
proto.isUtc                = isUtc;
proto.isUTC                = isUtc;

// Timezone
proto.zoneAbbr = getZoneAbbr;
proto.zoneName = getZoneName;

// Deprecations
proto.dates  = deprecate('dates accessor is deprecated. Use date instead.', getSetDayOfMonth);
proto.months = deprecate('months accessor is deprecated. Use month instead', getSetMonth);
proto.years  = deprecate('years accessor is deprecated. Use year instead', getSetYear);
proto.zone   = deprecate('moment().zone is deprecated, use moment().utcOffset instead. http://momentjs.com/guides/#/warnings/zone/', getSetZone);
proto.isDSTShifted = deprecate('isDSTShifted is deprecated. See http://momentjs.com/guides/#/warnings/dst-shifted/ for more information', isDaylightSavingTimeShifted);

function createUnix (input) {
    return createLocal(input * 1000);
}

function createInZone () {
    return createLocal.apply(null, arguments).parseZone();
}

function preParsePostFormat (string) {
    return string;
}

var proto$1 = Locale.prototype;

proto$1.calendar        = calendar;
proto$1.longDateFormat  = longDateFormat;
proto$1.invalidDate     = invalidDate;
proto$1.ordinal         = ordinal;
proto$1.preparse        = preParsePostFormat;
proto$1.postformat      = preParsePostFormat;
proto$1.relativeTime    = relativeTime;
proto$1.pastFuture      = pastFuture;
proto$1.set             = set;

// Month
proto$1.months            =        localeMonths;
proto$1.monthsShort       =        localeMonthsShort;
proto$1.monthsParse       =        localeMonthsParse;
proto$1.monthsRegex       = monthsRegex;
proto$1.monthsShortRegex  = monthsShortRegex;

// Week
proto$1.week = localeWeek;
proto$1.firstDayOfYear = localeFirstDayOfYear;
proto$1.firstDayOfWeek = localeFirstDayOfWeek;

// Day of Week
proto$1.weekdays       =        localeWeekdays;
proto$1.weekdaysMin    =        localeWeekdaysMin;
proto$1.weekdaysShort  =        localeWeekdaysShort;
proto$1.weekdaysParse  =        localeWeekdaysParse;

proto$1.weekdaysRegex       =        weekdaysRegex;
proto$1.weekdaysShortRegex  =        weekdaysShortRegex;
proto$1.weekdaysMinRegex    =        weekdaysMinRegex;

// Hours
proto$1.isPM = localeIsPM;
proto$1.meridiem = localeMeridiem;

function get$1 (format, index, field, setter) {
    var locale = getLocale();
    var utc = createUTC().set(setter, index);
    return locale[field](utc, format);
}

function listMonthsImpl (format, index, field) {
    if (isNumber(format)) {
        index = format;
        format = undefined;
    }

    format = format || '';

    if (index != null) {
        return get$1(format, index, field, 'month');
    }

    var i;
    var out = [];
    for (i = 0; i < 12; i++) {
        out[i] = get$1(format, i, field, 'month');
    }
    return out;
}

// ()
// (5)
// (fmt, 5)
// (fmt)
// (true)
// (true, 5)
// (true, fmt, 5)
// (true, fmt)
function listWeekdaysImpl (localeSorted, format, index, field) {
    if (typeof localeSorted === 'boolean') {
        if (isNumber(format)) {
            index = format;
            format = undefined;
        }

        format = format || '';
    } else {
        format = localeSorted;
        index = format;
        localeSorted = false;

        if (isNumber(format)) {
            index = format;
            format = undefined;
        }

        format = format || '';
    }

    var locale = getLocale(),
        shift = localeSorted ? locale._week.dow : 0;

    if (index != null) {
        return get$1(format, (index + shift) % 7, field, 'day');
    }

    var i;
    var out = [];
    for (i = 0; i < 7; i++) {
        out[i] = get$1(format, (i + shift) % 7, field, 'day');
    }
    return out;
}

function listMonths (format, index) {
    return listMonthsImpl(format, index, 'months');
}

function listMonthsShort (format, index) {
    return listMonthsImpl(format, index, 'monthsShort');
}

function listWeekdays (localeSorted, format, index) {
    return listWeekdaysImpl(localeSorted, format, index, 'weekdays');
}

function listWeekdaysShort (localeSorted, format, index) {
    return listWeekdaysImpl(localeSorted, format, index, 'weekdaysShort');
}

function listWeekdaysMin (localeSorted, format, index) {
    return listWeekdaysImpl(localeSorted, format, index, 'weekdaysMin');
}

getSetGlobalLocale('en', {
    dayOfMonthOrdinalParse: /\d{1,2}(th|st|nd|rd)/,
    ordinal : function (number) {
        var b = number % 10,
            output = (toInt(number % 100 / 10) === 1) ? 'th' :
            (b === 1) ? 'st' :
            (b === 2) ? 'nd' :
            (b === 3) ? 'rd' : 'th';
        return number + output;
    }
});

// Side effect imports
hooks.lang = deprecate('moment.lang is deprecated. Use moment.locale instead.', getSetGlobalLocale);
hooks.langData = deprecate('moment.langData is deprecated. Use moment.localeData instead.', getLocale);

var mathAbs = Math.abs;

function abs () {
    var data           = this._data;

    this._milliseconds = mathAbs(this._milliseconds);
    this._days         = mathAbs(this._days);
    this._months       = mathAbs(this._months);

    data.milliseconds  = mathAbs(data.milliseconds);
    data.seconds       = mathAbs(data.seconds);
    data.minutes       = mathAbs(data.minutes);
    data.hours         = mathAbs(data.hours);
    data.months        = mathAbs(data.months);
    data.years         = mathAbs(data.years);

    return this;
}

function addSubtract$1 (duration, input, value, direction) {
    var other = createDuration(input, value);

    duration._milliseconds += direction * other._milliseconds;
    duration._days         += direction * other._days;
    duration._months       += direction * other._months;

    return duration._bubble();
}

// supports only 2.0-style add(1, 's') or add(duration)
function add$1 (input, value) {
    return addSubtract$1(this, input, value, 1);
}

// supports only 2.0-style subtract(1, 's') or subtract(duration)
function subtract$1 (input, value) {
    return addSubtract$1(this, input, value, -1);
}

function absCeil (number) {
    if (number < 0) {
        return Math.floor(number);
    } else {
        return Math.ceil(number);
    }
}

function bubble () {
    var milliseconds = this._milliseconds;
    var days         = this._days;
    var months       = this._months;
    var data         = this._data;
    var seconds, minutes, hours, years, monthsFromDays;

    // if we have a mix of positive and negative values, bubble down first
    // check: https://github.com/moment/moment/issues/2166
    if (!((milliseconds >= 0 && days >= 0 && months >= 0) ||
            (milliseconds <= 0 && days <= 0 && months <= 0))) {
        milliseconds += absCeil(monthsToDays(months) + days) * 864e5;
        days = 0;
        months = 0;
    }

    // The following code bubbles up values, see the tests for
    // examples of what that means.
    data.milliseconds = milliseconds % 1000;

    seconds           = absFloor(milliseconds / 1000);
    data.seconds      = seconds % 60;

    minutes           = absFloor(seconds / 60);
    data.minutes      = minutes % 60;

    hours             = absFloor(minutes / 60);
    data.hours        = hours % 24;

    days += absFloor(hours / 24);

    // convert days to months
    monthsFromDays = absFloor(daysToMonths(days));
    months += monthsFromDays;
    days -= absCeil(monthsToDays(monthsFromDays));

    // 12 months -> 1 year
    years = absFloor(months / 12);
    months %= 12;

    data.days   = days;
    data.months = months;
    data.years  = years;

    return this;
}

function daysToMonths (days) {
    // 400 years have 146097 days (taking into account leap year rules)
    // 400 years have 12 months === 4800
    return days * 4800 / 146097;
}

function monthsToDays (months) {
    // the reverse of daysToMonths
    return months * 146097 / 4800;
}

function as (units) {
    if (!this.isValid()) {
        return NaN;
    }
    var days;
    var months;
    var milliseconds = this._milliseconds;

    units = normalizeUnits(units);

    if (units === 'month' || units === 'year') {
        days   = this._days   + milliseconds / 864e5;
        months = this._months + daysToMonths(days);
        return units === 'month' ? months : months / 12;
    } else {
        // handle milliseconds separately because of floating point math errors (issue #1867)
        days = this._days + Math.round(monthsToDays(this._months));
        switch (units) {
            case 'week'   : return days / 7     + milliseconds / 6048e5;
            case 'day'    : return days         + milliseconds / 864e5;
            case 'hour'   : return days * 24    + milliseconds / 36e5;
            case 'minute' : return days * 1440  + milliseconds / 6e4;
            case 'second' : return days * 86400 + milliseconds / 1000;
            // Math.floor prevents floating point math errors here
            case 'millisecond': return Math.floor(days * 864e5) + milliseconds;
            default: throw new Error('Unknown unit ' + units);
        }
    }
}

// TODO: Use this.as('ms')?
function valueOf$1 () {
    if (!this.isValid()) {
        return NaN;
    }
    return (
        this._milliseconds +
        this._days * 864e5 +
        (this._months % 12) * 2592e6 +
        toInt(this._months / 12) * 31536e6
    );
}

function makeAs (alias) {
    return function () {
        return this.as(alias);
    };
}

var asMilliseconds = makeAs('ms');
var asSeconds      = makeAs('s');
var asMinutes      = makeAs('m');
var asHours        = makeAs('h');
var asDays         = makeAs('d');
var asWeeks        = makeAs('w');
var asMonths       = makeAs('M');
var asYears        = makeAs('y');

function get$2 (units) {
    units = normalizeUnits(units);
    return this.isValid() ? this[units + 's']() : NaN;
}

function makeGetter(name) {
    return function () {
        return this.isValid() ? this._data[name] : NaN;
    };
}

var milliseconds = makeGetter('milliseconds');
var seconds      = makeGetter('seconds');
var minutes      = makeGetter('minutes');
var hours        = makeGetter('hours');
var days         = makeGetter('days');
var months       = makeGetter('months');
var years        = makeGetter('years');

function weeks () {
    return absFloor(this.days() / 7);
}

var round = Math.round;
var thresholds = {
    ss: 44,         // a few seconds to seconds
    s : 45,         // seconds to minute
    m : 45,         // minutes to hour
    h : 22,         // hours to day
    d : 26,         // days to month
    M : 11          // months to year
};

// helper function for moment.fn.from, moment.fn.fromNow, and moment.duration.fn.humanize
function substituteTimeAgo(string, number, withoutSuffix, isFuture, locale) {
    return locale.relativeTime(number || 1, !!withoutSuffix, string, isFuture);
}

function relativeTime$1 (posNegDuration, withoutSuffix, locale) {
    var duration = createDuration(posNegDuration).abs();
    var seconds  = round(duration.as('s'));
    var minutes  = round(duration.as('m'));
    var hours    = round(duration.as('h'));
    var days     = round(duration.as('d'));
    var months   = round(duration.as('M'));
    var years    = round(duration.as('y'));

    var a = seconds <= thresholds.ss && ['s', seconds]  ||
            seconds < thresholds.s   && ['ss', seconds] ||
            minutes <= 1             && ['m']           ||
            minutes < thresholds.m   && ['mm', minutes] ||
            hours   <= 1             && ['h']           ||
            hours   < thresholds.h   && ['hh', hours]   ||
            days    <= 1             && ['d']           ||
            days    < thresholds.d   && ['dd', days]    ||
            months  <= 1             && ['M']           ||
            months  < thresholds.M   && ['MM', months]  ||
            years   <= 1             && ['y']           || ['yy', years];

    a[2] = withoutSuffix;
    a[3] = +posNegDuration > 0;
    a[4] = locale;
    return substituteTimeAgo.apply(null, a);
}

// This function allows you to set the rounding function for relative time strings
function getSetRelativeTimeRounding (roundingFunction) {
    if (roundingFunction === undefined) {
        return round;
    }
    if (typeof(roundingFunction) === 'function') {
        round = roundingFunction;
        return true;
    }
    return false;
}

// This function allows you to set a threshold for relative time strings
function getSetRelativeTimeThreshold (threshold, limit) {
    if (thresholds[threshold] === undefined) {
        return false;
    }
    if (limit === undefined) {
        return thresholds[threshold];
    }
    thresholds[threshold] = limit;
    if (threshold === 's') {
        thresholds.ss = limit - 1;
    }
    return true;
}

function humanize (withSuffix) {
    if (!this.isValid()) {
        return this.localeData().invalidDate();
    }

    var locale = this.localeData();
    var output = relativeTime$1(this, !withSuffix, locale);

    if (withSuffix) {
        output = locale.pastFuture(+this, output);
    }

    return locale.postformat(output);
}

var abs$1 = Math.abs;

function toISOString$1() {
    // for ISO strings we do not use the normal bubbling rules:
    //  * milliseconds bubble up until they become hours
    //  * days do not bubble at all
    //  * months bubble up until they become years
    // This is because there is no context-free conversion between hours and days
    // (think of clock changes)
    // and also not between days and months (28-31 days per month)
    if (!this.isValid()) {
        return this.localeData().invalidDate();
    }

    var seconds = abs$1(this._milliseconds) / 1000;
    var days         = abs$1(this._days);
    var months       = abs$1(this._months);
    var minutes, hours, years;

    // 3600 seconds -> 60 minutes -> 1 hour
    minutes           = absFloor(seconds / 60);
    hours             = absFloor(minutes / 60);
    seconds %= 60;
    minutes %= 60;

    // 12 months -> 1 year
    years  = absFloor(months / 12);
    months %= 12;


    // inspired by https://github.com/dordille/moment-isoduration/blob/master/moment.isoduration.js
    var Y = years;
    var M = months;
    var D = days;
    var h = hours;
    var m = minutes;
    var s = seconds;
    var total = this.asSeconds();

    if (!total) {
        // this is the same as C#'s (Noda) and python (isodate)...
        // but not other JS (goog.date)
        return 'P0D';
    }

    return (total < 0 ? '-' : '') +
        'P' +
        (Y ? Y + 'Y' : '') +
        (M ? M + 'M' : '') +
        (D ? D + 'D' : '') +
        ((h || m || s) ? 'T' : '') +
        (h ? h + 'H' : '') +
        (m ? m + 'M' : '') +
        (s ? s + 'S' : '');
}

var proto$2 = Duration.prototype;

proto$2.isValid        = isValid$1;
proto$2.abs            = abs;
proto$2.add            = add$1;
proto$2.subtract       = subtract$1;
proto$2.as             = as;
proto$2.asMilliseconds = asMilliseconds;
proto$2.asSeconds      = asSeconds;
proto$2.asMinutes      = asMinutes;
proto$2.asHours        = asHours;
proto$2.asDays         = asDays;
proto$2.asWeeks        = asWeeks;
proto$2.asMonths       = asMonths;
proto$2.asYears        = asYears;
proto$2.valueOf        = valueOf$1;
proto$2._bubble        = bubble;
proto$2.get            = get$2;
proto$2.milliseconds   = milliseconds;
proto$2.seconds        = seconds;
proto$2.minutes        = minutes;
proto$2.hours          = hours;
proto$2.days           = days;
proto$2.weeks          = weeks;
proto$2.months         = months;
proto$2.years          = years;
proto$2.humanize       = humanize;
proto$2.toISOString    = toISOString$1;
proto$2.toString       = toISOString$1;
proto$2.toJSON         = toISOString$1;
proto$2.locale         = locale;
proto$2.localeData     = localeData;

// Deprecations
proto$2.toIsoString = deprecate('toIsoString() is deprecated. Please use toISOString() instead (notice the capitals)', toISOString$1);
proto$2.lang = lang;

// Side effect imports

// FORMATTING

addFormatToken('X', 0, 0, 'unix');
addFormatToken('x', 0, 0, 'valueOf');

// PARSING

addRegexToken('x', matchSigned);
addRegexToken('X', matchTimestamp);
addParseToken('X', function (input, array, config) {
    config._d = new Date(parseFloat(input, 10) * 1000);
});
addParseToken('x', function (input, array, config) {
    config._d = new Date(toInt(input));
});

// Side effect imports


hooks.version = '2.18.1';

setHookCallback(createLocal);

hooks.fn                    = proto;
hooks.min                   = min;
hooks.max                   = max;
hooks.now                   = now;
hooks.utc                   = createUTC;
hooks.unix                  = createUnix;
hooks.months                = listMonths;
hooks.isDate                = isDate;
hooks.locale                = getSetGlobalLocale;
hooks.invalid               = createInvalid;
hooks.duration              = createDuration;
hooks.isMoment              = isMoment;
hooks.weekdays              = listWeekdays;
hooks.parseZone             = createInZone;
hooks.localeData            = getLocale;
hooks.isDuration            = isDuration;
hooks.monthsShort           = listMonthsShort;
hooks.weekdaysMin           = listWeekdaysMin;
hooks.defineLocale          = defineLocale;
hooks.updateLocale          = updateLocale;
hooks.locales               = listLocales;
hooks.weekdaysShort         = listWeekdaysShort;
hooks.normalizeUnits        = normalizeUnits;
hooks.relativeTimeRounding = getSetRelativeTimeRounding;
hooks.relativeTimeThreshold = getSetRelativeTimeThreshold;
hooks.calendarFormat        = getCalendarFormat;
hooks.prototype             = proto;

return hooks;

})));