diff --git a/package.json b/package.json
index ec4892a..5ff6ee4 100644
--- a/package.json
+++ b/package.json
@@ -25,7 +25,7 @@
   },
   "devDependencies": {
     "chai": "^3.5.0",
-    "mocha": "^3.2.0",
+    "mocha": "^7.1.2",
     "np": "^2.12.0",
     "sinon": "^2.0.0"
   }
diff --git a/yarn.lock b/yarn.lock
index 47c129d..f7d166f 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -15,6 +15,10 @@ ansi-align@^1.1.0:
   dependencies:
     string-width "^1.0.1"
 
+ansi-colors@3.2.3:
+  version "3.2.3"
+  resolved "https://registry.yarnpkg.com/ansi-colors/-/ansi-colors-3.2.3.tgz#57d35b8686e851e2cc04c403f1c00203976a1813"
+
 ansi-escapes@^1.0.0, ansi-escapes@^1.1.0:
   version "1.4.0"
   resolved "https://registry.yarnpkg.com/ansi-escapes/-/ansi-escapes-1.4.0.tgz#d3a8a83b319aa67793662b13e761c7911422306e"
@@ -23,14 +27,35 @@ ansi-regex@^2.0.0:
   version "2.1.1"
   resolved "https://registry.yarnpkg.com/ansi-regex/-/ansi-regex-2.1.1.tgz#c3b33ab5ee360d86e0e628f0468ae7ef27d654df"
 
+ansi-regex@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/ansi-regex/-/ansi-regex-3.0.0.tgz#ed0317c322064f79466c02966bddb605ab37d998"
+
+ansi-regex@^4.1.0:
+  version "4.1.0"
+  resolved "https://registry.yarnpkg.com/ansi-regex/-/ansi-regex-4.1.0.tgz#8b9f8f08cf1acb843756a839ca8c7e3168c51997"
+
 ansi-styles@^2.2.1:
   version "2.2.1"
   resolved "https://registry.yarnpkg.com/ansi-styles/-/ansi-styles-2.2.1.tgz#b432dd3358b634cf75e1e4664368240533c1ddbe"
 
+ansi-styles@^3.2.0, ansi-styles@^3.2.1:
+  version "3.2.1"
+  resolved "https://registry.yarnpkg.com/ansi-styles/-/ansi-styles-3.2.1.tgz#41fbb20243e50b12be0f04b8dedbf07520ce841d"
+  dependencies:
+    color-convert "^1.9.0"
+
 any-observable@^0.2.0:
   version "0.2.0"
   resolved "https://registry.yarnpkg.com/any-observable/-/any-observable-0.2.0.tgz#c67870058003579009083f54ac0abafb5c33d242"
 
+anymatch@~3.1.1:
+  version "3.1.1"
+  resolved "https://registry.yarnpkg.com/anymatch/-/anymatch-3.1.1.tgz#c55ecf02185e2469259399310c173ce31233b142"
+  dependencies:
+    normalize-path "^3.0.0"
+    picomatch "^2.0.4"
+
 argparse@^1.0.7:
   version "1.0.9"
   resolved "https://registry.yarnpkg.com/argparse/-/argparse-1.0.9.tgz#73d83bc263f86e97f8cc4f6bae1b0e90a7d22c86"
@@ -93,9 +118,9 @@ aws4@^1.2.1:
   version "1.6.0"
   resolved "https://registry.yarnpkg.com/aws4/-/aws4-1.6.0.tgz#83ef5ca860b2b32e4a0deedee8c771b9db57471e"
 
-balanced-match@^0.4.1:
-  version "0.4.2"
-  resolved "https://registry.yarnpkg.com/balanced-match/-/balanced-match-0.4.2.tgz#cb3f3e3c732dc0f01ee70b403f302e61d7709838"
+balanced-match@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/balanced-match/-/balanced-match-1.0.0.tgz#89b4d199ab2bee49de164ea02b89ce462d71b767"
 
 base64url@^2.0.0:
   version "2.0.0"
@@ -118,6 +143,10 @@ bcrypt-pbkdf@^1.0.0:
   dependencies:
     tweetnacl "^0.14.3"
 
+binary-extensions@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/binary-extensions/-/binary-extensions-2.0.0.tgz#23c0df14f6a88077f5f986c0d167ec03c3d5537c"
+
 bl@~1.1.2:
   version "1.1.2"
   resolved "https://registry.yarnpkg.com/bl/-/bl-1.1.2.tgz#fdca871a99713aa00d19e3bbba41c44787a65398"
@@ -142,16 +171,22 @@ boxen@^1.0.0:
     term-size "^0.1.0"
     widest-line "^1.0.0"
 
-brace-expansion@^1.0.0:
-  version "1.1.6"
-  resolved "https://registry.yarnpkg.com/brace-expansion/-/brace-expansion-1.1.6.tgz#7197d7eaa9b87e648390ea61fc66c84427420df9"
+brace-expansion@^1.1.7:
+  version "1.1.11"
+  resolved "https://registry.yarnpkg.com/brace-expansion/-/brace-expansion-1.1.11.tgz#3c7fcbf529d87226f3d2f52b966ff5271eb441dd"
   dependencies:
-    balanced-match "^0.4.1"
+    balanced-match "^1.0.0"
     concat-map "0.0.1"
 
-browser-stdout@1.3.0:
-  version "1.3.0"
-  resolved "https://registry.yarnpkg.com/browser-stdout/-/browser-stdout-1.3.0.tgz#f351d32969d32fa5d7a5567154263d928ae3bd1f"
+braces@~3.0.2:
+  version "3.0.2"
+  resolved "https://registry.yarnpkg.com/braces/-/braces-3.0.2.tgz#3454e1a462ee8d599e236df336cd9ea4f8afe107"
+  dependencies:
+    fill-range "^7.0.1"
+
+browser-stdout@1.3.1:
+  version "1.3.1"
+  resolved "https://registry.yarnpkg.com/browser-stdout/-/browser-stdout-1.3.1.tgz#baa559ee14ced73452229bad7326467c61fabd60"
 
 buffer-equal-constant-time@^1.0.1:
   version "1.0.1"
@@ -191,6 +226,10 @@ camelcase@^4.0.0:
   version "4.0.0"
   resolved "https://registry.yarnpkg.com/camelcase/-/camelcase-4.0.0.tgz#8b0f90d44be5e281b903b9887349b92595ef07f2"
 
+camelcase@^5.0.0:
+  version "5.3.1"
+  resolved "https://registry.yarnpkg.com/camelcase/-/camelcase-5.3.1.tgz#e3c9b31569e106811df242f715725a1f4c494320"
+
 capture-stack-trace@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/capture-stack-trace/-/capture-stack-trace-1.0.0.tgz#4a6fa07399c26bba47f0b2496b4d0fb408c5550d"
@@ -221,6 +260,28 @@ chalk@^1.0.0, chalk@^1.1.1, chalk@^1.1.3:
     strip-ansi "^3.0.0"
     supports-color "^2.0.0"
 
+chalk@^2.4.2:
+  version "2.4.2"
+  resolved "https://registry.yarnpkg.com/chalk/-/chalk-2.4.2.tgz#cd42541677a54333cf541a49108c1432b44c9424"
+  dependencies:
+    ansi-styles "^3.2.1"
+    escape-string-regexp "^1.0.5"
+    supports-color "^5.3.0"
+
+chokidar@3.3.0:
+  version "3.3.0"
+  resolved "https://registry.yarnpkg.com/chokidar/-/chokidar-3.3.0.tgz#12c0714668c55800f659e262d4962a97faf554a6"
+  dependencies:
+    anymatch "~3.1.1"
+    braces "~3.0.2"
+    glob-parent "~5.1.0"
+    is-binary-path "~2.1.0"
+    is-glob "~4.0.1"
+    normalize-path "~3.0.0"
+    readdirp "~3.2.0"
+  optionalDependencies:
+    fsevents "~2.1.1"
+
 cli-boxes@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/cli-boxes/-/cli-boxes-1.0.0.tgz#4fa917c3e59c94a004cd61f8ee509da651687143"
@@ -260,6 +321,14 @@ cliui@^3.2.0:
     strip-ansi "^3.0.1"
     wrap-ansi "^2.0.0"
 
+cliui@^5.0.0:
+  version "5.0.0"
+  resolved "https://registry.yarnpkg.com/cliui/-/cliui-5.0.0.tgz#deefcfdb2e800784aa34f46fa08e06851c7bbbc5"
+  dependencies:
+    string-width "^3.1.0"
+    strip-ansi "^5.2.0"
+    wrap-ansi "^5.1.0"
+
 co@^4.6.0:
   version "4.6.0"
   resolved "https://registry.yarnpkg.com/co/-/co-4.6.0.tgz#6ea6bdf3d853ae54ccb8e47bfa0bf3f9031fb184"
@@ -268,13 +337,23 @@ code-point-at@^1.0.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/code-point-at/-/code-point-at-1.1.0.tgz#0d070b4d043a5bea33a2f1a40e2edb3d9a4ccf77"
 
+color-convert@^1.9.0:
+  version "1.9.3"
+  resolved "https://registry.yarnpkg.com/color-convert/-/color-convert-1.9.3.tgz#bb71850690e1f136567de629d2d5471deda4c1e8"
+  dependencies:
+    color-name "1.1.3"
+
+color-name@1.1.3:
+  version "1.1.3"
+  resolved "https://registry.yarnpkg.com/color-name/-/color-name-1.1.3.tgz#a7d0558bd89c42f795dd42328f740831ca53bc25"
+
 combined-stream@^1.0.5, combined-stream@~1.0.5:
   version "1.0.5"
   resolved "https://registry.yarnpkg.com/combined-stream/-/combined-stream-1.0.5.tgz#938370a57b4a51dea2c77c15d5c5fdf895164009"
   dependencies:
     delayed-stream "~1.0.0"
 
-commander@2.9.0, commander@^2.9.0:
+commander@^2.9.0:
   version "2.9.0"
   resolved "https://registry.yarnpkg.com/commander/-/commander-2.9.0.tgz#9c99094176e12240cb22d6c5146098400fe0f7d4"
   dependencies:
@@ -354,13 +433,13 @@ date-fns@^1.27.2:
   version "1.28.0"
   resolved "https://registry.yarnpkg.com/date-fns/-/date-fns-1.28.0.tgz#3b12f54b66467807bb95e5930caf7bfb4170bc1a"
 
-debug@2.2.0:
-  version "2.2.0"
-  resolved "https://registry.yarnpkg.com/debug/-/debug-2.2.0.tgz#f87057e995b1a1f6ae6a4960664137bc56f039da"
+debug@3.2.6:
+  version "3.2.6"
+  resolved "https://registry.yarnpkg.com/debug/-/debug-3.2.6.tgz#e83d17de16d8a7efb7717edbe5fb10135eee629b"
   dependencies:
-    ms "0.7.1"
+    ms "^2.1.1"
 
-decamelize@^1.1.1, decamelize@^1.1.2:
+decamelize@^1.1.1, decamelize@^1.1.2, decamelize@^1.2.0:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/decamelize/-/decamelize-1.2.0.tgz#f6534d15148269b20352e7bee26f501f9a191290"
 
@@ -374,6 +453,12 @@ deep-extend@~0.4.0:
   version "0.4.1"
   resolved "https://registry.yarnpkg.com/deep-extend/-/deep-extend-0.4.1.tgz#efe4113d08085f4e6f9687759810f807469e2253"
 
+define-properties@^1.1.2, define-properties@^1.1.3:
+  version "1.1.3"
+  resolved "https://registry.yarnpkg.com/define-properties/-/define-properties-1.1.3.tgz#cf88da6cbee26fe6db7094f61d870cbd84cee9f1"
+  dependencies:
+    object-keys "^1.0.12"
+
 del@^2.2.0:
   version "2.2.2"
   resolved "https://registry.yarnpkg.com/del/-/del-2.2.2.tgz#c12c981d067846c84bcaf862cff930d907ffd1a8"
@@ -390,13 +475,9 @@ delayed-stream@~1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/delayed-stream/-/delayed-stream-1.0.0.tgz#df3ae199acadfb7d440aaae0b29e2272b24ec619"
 
-diff@1.4.0:
-  version "1.4.0"
-  resolved "https://registry.yarnpkg.com/diff/-/diff-1.4.0.tgz#7f28d2eb9ee7b15a97efd89ce63dcfdaa3ccbabf"
-
-diff@^3.1.0:
-  version "3.2.0"
-  resolved "https://registry.yarnpkg.com/diff/-/diff-3.2.0.tgz#c9ce393a4b7cbd0b058a725c93df299027868ff9"
+diff@3.5.0, diff@^3.1.0:
+  version "3.5.0"
+  resolved "https://registry.yarnpkg.com/diff/-/diff-3.5.0.tgz#800c0dd1e0a8bfbc95835c202ad220fe317e5a12"
 
 dot-prop@^4.1.0:
   version "4.1.1"
@@ -425,19 +506,47 @@ elegant-spinner@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/elegant-spinner/-/elegant-spinner-1.0.1.tgz#db043521c95d7e303fd8f345bedc3349cfb0729e"
 
+emoji-regex@^7.0.1:
+  version "7.0.3"
+  resolved "https://registry.yarnpkg.com/emoji-regex/-/emoji-regex-7.0.3.tgz#933a04052860c85e83c122479c4748a8e4c72156"
+
 error-ex@^1.2.0:
   version "1.3.1"
   resolved "https://registry.yarnpkg.com/error-ex/-/error-ex-1.3.1.tgz#f855a86ce61adc4e8621c3cda21e7a7612c3a8dc"
   dependencies:
     is-arrayish "^0.2.1"
 
+es-abstract@^1.17.0-next.1, es-abstract@^1.17.5:
+  version "1.17.5"
+  resolved "https://registry.yarnpkg.com/es-abstract/-/es-abstract-1.17.5.tgz#d8c9d1d66c8981fb9200e2251d799eee92774ae9"
+  dependencies:
+    es-to-primitive "^1.2.1"
+    function-bind "^1.1.1"
+    has "^1.0.3"
+    has-symbols "^1.0.1"
+    is-callable "^1.1.5"
+    is-regex "^1.0.5"
+    object-inspect "^1.7.0"
+    object-keys "^1.1.1"
+    object.assign "^4.1.0"
+    string.prototype.trimleft "^2.1.1"
+    string.prototype.trimright "^2.1.1"
+
+es-to-primitive@^1.2.1:
+  version "1.2.1"
+  resolved "https://registry.yarnpkg.com/es-to-primitive/-/es-to-primitive-1.2.1.tgz#e55cd4c9cdc188bcefb03b366c736323fc5c898a"
+  dependencies:
+    is-callable "^1.1.4"
+    is-date-object "^1.0.1"
+    is-symbol "^1.0.2"
+
 escape-string-regexp@1.0.5, escape-string-regexp@^1.0.2, escape-string-regexp@^1.0.5:
   version "1.0.5"
   resolved "https://registry.yarnpkg.com/escape-string-regexp/-/escape-string-regexp-1.0.5.tgz#1b61c0562190a8dff6ae3bb2cf0200ca130b86d4"
 
-esprima@^3.1.1:
-  version "3.1.3"
-  resolved "https://registry.yarnpkg.com/esprima/-/esprima-3.1.3.tgz#fdca51cee6133895e3c88d535ce49dbff62a4633"
+esprima@^4.0.0:
+  version "4.0.1"
+  resolved "https://registry.yarnpkg.com/esprima/-/esprima-4.0.1.tgz#13b04cdb3e6c5d19df91ab6987a8695619b0aa71"
 
 execa@^0.4.0:
   version "0.4.0"
@@ -493,6 +602,18 @@ figures@^2.0.0:
   dependencies:
     escape-string-regexp "^1.0.5"
 
+fill-range@^7.0.1:
+  version "7.0.1"
+  resolved "https://registry.yarnpkg.com/fill-range/-/fill-range-7.0.1.tgz#1919a6a7c75fe38b2c7c77e5198535da9acdda40"
+  dependencies:
+    to-regex-range "^5.0.1"
+
+find-up@3.0.0, find-up@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/find-up/-/find-up-3.0.0.tgz#49169f1d7993430646da61ecc5ae355c21c97b73"
+  dependencies:
+    locate-path "^3.0.0"
+
 find-up@^1.0.0:
   version "1.1.2"
   resolved "https://registry.yarnpkg.com/find-up/-/find-up-1.1.2.tgz#6b2e9822b1a2ce0a60ab64d610eccad53cb24d0f"
@@ -506,6 +627,12 @@ find-up@^2.0.0:
   dependencies:
     locate-path "^2.0.0"
 
+flat@^4.1.0:
+  version "4.1.0"
+  resolved "https://registry.yarnpkg.com/flat/-/flat-4.1.0.tgz#090bec8b05e39cba309747f1d588f04dbaf98db2"
+  dependencies:
+    is-buffer "~2.0.3"
+
 forever-agent@~0.6.1:
   version "0.6.1"
   resolved "https://registry.yarnpkg.com/forever-agent/-/forever-agent-0.6.1.tgz#fbc71f0c41adeb37f96c577ad1ed42d8fdacca91"
@@ -536,6 +663,14 @@ fs.realpath@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/fs.realpath/-/fs.realpath-1.0.0.tgz#1504ad2523158caa40db4a2787cb01411994ea4f"
 
+fsevents@~2.1.1:
+  version "2.1.3"
+  resolved "https://registry.yarnpkg.com/fsevents/-/fsevents-2.1.3.tgz#fb738703ae8d2f9fe900c33836ddebee8b97f23e"
+
+function-bind@^1.1.1:
+  version "1.1.1"
+  resolved "https://registry.yarnpkg.com/function-bind/-/function-bind-1.1.1.tgz#a56899d3ea3c9bab874bb9773b7c5ede92f4895d"
+
 generate-function@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/generate-function/-/generate-function-2.0.0.tgz#6858fe7c0969b7d4e9093337647ac79f60dfbe74"
@@ -550,6 +685,10 @@ get-caller-file@^1.0.1:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/get-caller-file/-/get-caller-file-1.0.2.tgz#f702e63127e7e231c160a80c1554acb70d5047e5"
 
+get-caller-file@^2.0.1:
+  version "2.0.5"
+  resolved "https://registry.yarnpkg.com/get-caller-file/-/get-caller-file-2.0.5.tgz#4f94412a82db32f36e3b0b9741f8a97feb031f7e"
+
 get-stdin@^4.0.1:
   version "4.0.1"
   resolved "https://registry.yarnpkg.com/get-stdin/-/get-stdin-4.0.1.tgz#b968c6b0a04384324902e8bf1a5df32579a450fe"
@@ -564,25 +703,20 @@ getpass@^0.1.1:
   dependencies:
     assert-plus "^1.0.0"
 
-glob@7.0.5:
-  version "7.0.5"
-  resolved "https://registry.yarnpkg.com/glob/-/glob-7.0.5.tgz#b4202a69099bbb4d292a7c1b95b6682b67ebdc95"
+glob-parent@~5.1.0:
+  version "5.1.1"
+  resolved "https://registry.yarnpkg.com/glob-parent/-/glob-parent-5.1.1.tgz#b6c1ef417c4e5663ea498f1c45afac6916bbc229"
   dependencies:
-    fs.realpath "^1.0.0"
-    inflight "^1.0.4"
-    inherits "2"
-    minimatch "^3.0.2"
-    once "^1.3.0"
-    path-is-absolute "^1.0.0"
+    is-glob "^4.0.1"
 
-glob@^7.0.3, glob@^7.0.5, glob@^7.1.0:
-  version "7.1.1"
-  resolved "https://registry.yarnpkg.com/glob/-/glob-7.1.1.tgz#805211df04faaf1c63a3600306cdf5ade50b2ec8"
+glob@7.1.3, glob@^7.0.3, glob@^7.0.5, glob@^7.1.0:
+  version "7.1.3"
+  resolved "https://registry.yarnpkg.com/glob/-/glob-7.1.3.tgz#3960832d3f1574108342dafd3a67b332c0969df1"
   dependencies:
     fs.realpath "^1.0.0"
     inflight "^1.0.4"
     inherits "2"
-    minimatch "^3.0.2"
+    minimatch "^3.0.4"
     once "^1.3.0"
     path-is-absolute "^1.0.0"
 
@@ -647,9 +781,9 @@ graceful-fs@^4.1.2:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/graceful-readlink/-/graceful-readlink-1.0.1.tgz#4cafad76bc62f02fa039b2f94e9a3dd3a391a725"
 
-growl@1.9.2:
-  version "1.9.2"
-  resolved "https://registry.yarnpkg.com/growl/-/growl-1.9.2.tgz#0ea7743715db8d8de2c5ede1775e1b45ac85c02f"
+growl@1.10.5:
+  version "1.10.5"
+  resolved "https://registry.yarnpkg.com/growl/-/growl-1.10.5.tgz#f2735dc2283674fa67478b10181059355c369e5e"
 
 gtoken@^1.1.0:
   version "1.2.2"
@@ -686,14 +820,24 @@ has-ansi@^2.0.0:
   dependencies:
     ansi-regex "^2.0.0"
 
-has-flag@^1.0.0:
-  version "1.0.0"
-  resolved "https://registry.yarnpkg.com/has-flag/-/has-flag-1.0.0.tgz#9d9e793165ce017a00f00418c43f942a7b1d11fa"
+has-flag@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/has-flag/-/has-flag-3.0.0.tgz#b5d454dc2199ae225699f3467e5a07f3b955bafd"
+
+has-symbols@^1.0.0, has-symbols@^1.0.1:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/has-symbols/-/has-symbols-1.0.1.tgz#9f5214758a44196c406d9bd76cebf81ec2dd31e8"
 
 has-yarn@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/has-yarn/-/has-yarn-1.0.0.tgz#89e25db604b725c8f5976fff0addc921b828a5a7"
 
+has@^1.0.3:
+  version "1.0.3"
+  resolved "https://registry.yarnpkg.com/has/-/has-1.0.3.tgz#722d7cbfc1f6aa8241f16dd814e011e1f41e8796"
+  dependencies:
+    function-bind "^1.1.1"
+
 hawk@~3.1.3:
   version "3.1.3"
   resolved "https://registry.yarnpkg.com/hawk/-/hawk-3.1.3.tgz#078444bd7c1640b0fe540d2c9b73d59678e8e1c4"
@@ -703,6 +847,10 @@ hawk@~3.1.3:
     hoek "2.x.x"
     sntp "1.x.x"
 
+he@1.2.0:
+  version "1.2.0"
+  resolved "https://registry.yarnpkg.com/he/-/he-1.2.0.tgz#84ae65fa7eafb165fddb61566ae14baf05664f0f"
+
 hoek@2.x.x:
   version "2.16.3"
   resolved "https://registry.yarnpkg.com/hoek/-/hoek-2.16.3.tgz#20bb7403d3cea398e91dc4710a8ff1b8274a25ed"
@@ -782,12 +930,34 @@ is-arrayish@^0.2.1:
   version "0.2.1"
   resolved "https://registry.yarnpkg.com/is-arrayish/-/is-arrayish-0.2.1.tgz#77c99840527aa8ecb1a8ba697b80645a7a926a9d"
 
+is-binary-path@~2.1.0:
+  version "2.1.0"
+  resolved "https://registry.yarnpkg.com/is-binary-path/-/is-binary-path-2.1.0.tgz#ea1f7f3b80f064236e83470f86c09c254fb45b09"
+  dependencies:
+    binary-extensions "^2.0.0"
+
+is-buffer@~2.0.3:
+  version "2.0.4"
+  resolved "https://registry.yarnpkg.com/is-buffer/-/is-buffer-2.0.4.tgz#3e572f23c8411a5cfd9557c849e3665e0b290623"
+
 is-builtin-module@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/is-builtin-module/-/is-builtin-module-1.0.0.tgz#540572d34f7ac3119f8f76c30cbc1b1e037affbe"
   dependencies:
     builtin-modules "^1.0.0"
 
+is-callable@^1.1.4, is-callable@^1.1.5:
+  version "1.1.5"
+  resolved "https://registry.yarnpkg.com/is-callable/-/is-callable-1.1.5.tgz#f7e46b596890456db74e7f6e976cb3273d06faab"
+
+is-date-object@^1.0.1:
+  version "1.0.2"
+  resolved "https://registry.yarnpkg.com/is-date-object/-/is-date-object-1.0.2.tgz#bda736f2cd8fd06d32844e7743bfa7494c3bfd7e"
+
+is-extglob@^2.1.1:
+  version "2.1.1"
+  resolved "https://registry.yarnpkg.com/is-extglob/-/is-extglob-2.1.1.tgz#a88c02535791f02ed37c76a1b9ea9773c833f8c2"
+
 is-finite@^1.0.0:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/is-finite/-/is-finite-1.0.2.tgz#cc6677695602be550ef11e8b4aa6305342b6d0aa"
@@ -804,6 +974,12 @@ is-fullwidth-code-point@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/is-fullwidth-code-point/-/is-fullwidth-code-point-2.0.0.tgz#a3b30a5c4f199183167aaab93beefae3ddfb654f"
 
+is-glob@^4.0.1, is-glob@~4.0.1:
+  version "4.0.1"
+  resolved "https://registry.yarnpkg.com/is-glob/-/is-glob-4.0.1.tgz#7567dbe9f2f5e2467bc77ab83c4a29482407a5dc"
+  dependencies:
+    is-extglob "^2.1.1"
+
 is-my-json-valid@^2.12.4:
   version "2.16.0"
   resolved "https://registry.yarnpkg.com/is-my-json-valid/-/is-my-json-valid-2.16.0.tgz#f079dd9bfdae65ee2038aae8acbc86ab109e3693"
@@ -817,6 +993,10 @@ is-npm@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/is-npm/-/is-npm-1.0.0.tgz#f2fb63a65e4905b406c86072765a1a4dc793b9f4"
 
+is-number@^7.0.0:
+  version "7.0.0"
+  resolved "https://registry.yarnpkg.com/is-number/-/is-number-7.0.0.tgz#7535345b896734d5f80c4d06c50955527a14f12b"
+
 is-obj@^1.0.0:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/is-obj/-/is-obj-1.0.1.tgz#3e4729ac1f5fde025cd7d83a896dab9f4f67db0f"
@@ -849,6 +1029,12 @@ is-redirect@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/is-redirect/-/is-redirect-1.0.0.tgz#1d03dded53bd8db0f30c26e4f95d36fc7c87dc24"
 
+is-regex@^1.0.5:
+  version "1.0.5"
+  resolved "https://registry.yarnpkg.com/is-regex/-/is-regex-1.0.5.tgz#39d589a358bf18967f726967120b8fc1aed74eae"
+  dependencies:
+    has "^1.0.3"
+
 is-retry-allowed@^1.0.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/is-retry-allowed/-/is-retry-allowed-1.1.0.tgz#11a060568b67339444033d0125a61a20d564fb34"
@@ -857,6 +1043,12 @@ is-stream@^1.0.0, is-stream@^1.1.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/is-stream/-/is-stream-1.1.0.tgz#12d4a3dd4e68e0b79ceb8dbc84173ae80d91ca44"
 
+is-symbol@^1.0.2:
+  version "1.0.3"
+  resolved "https://registry.yarnpkg.com/is-symbol/-/is-symbol-1.0.3.tgz#38e1014b9e6329be0de9d24a414fd7441ec61937"
+  dependencies:
+    has-symbols "^1.0.1"
+
 is-typedarray@~1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/is-typedarray/-/is-typedarray-1.0.0.tgz#e479c80858df0c1b11ddda6940f96011fcda4a9a"
@@ -873,9 +1065,9 @@ isarray@~1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/isarray/-/isarray-1.0.0.tgz#bb935d48582cba168c06834957a54a3e07124f11"
 
-isexe@^1.1.1:
-  version "1.1.2"
-  resolved "https://registry.yarnpkg.com/isexe/-/isexe-1.1.2.tgz#36f3e22e60750920f5e7241a476a8c6a42275ad0"
+isexe@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/isexe/-/isexe-2.0.0.tgz#e8fbf374dc556ff8947a10dcb0572d633f2cfa10"
 
 isstream@~0.1.2:
   version "0.1.2"
@@ -887,12 +1079,12 @@ jodid25519@^1.0.0:
   dependencies:
     jsbn "~0.1.0"
 
-js-yaml@^3.8.2:
-  version "3.8.2"
-  resolved "https://registry.yarnpkg.com/js-yaml/-/js-yaml-3.8.2.tgz#02d3e2c0f6beab20248d412c352203827d786721"
+js-yaml@3.13.1, js-yaml@^3.8.2:
+  version "3.13.1"
+  resolved "https://registry.yarnpkg.com/js-yaml/-/js-yaml-3.13.1.tgz#aff151b30bfdfa8e49e05da22e7415e9dfa37847"
   dependencies:
     argparse "^1.0.7"
-    esprima "^3.1.1"
+    esprima "^4.0.0"
 
 jsbn@~0.1.0:
   version "0.1.1"
@@ -912,10 +1104,6 @@ json-stringify-safe@~5.0.1:
   version "5.0.1"
   resolved "https://registry.yarnpkg.com/json-stringify-safe/-/json-stringify-safe-5.0.1.tgz#1296a2d58fd45f19a0f6ce01d65701e2c735b6eb"
 
-json3@3.3.2:
-  version "3.3.2"
-  resolved "https://registry.yarnpkg.com/json3/-/json3-3.3.2.tgz#3c0434743df93e2f5c42aee7b19bcb483575f4e1"
-
 jsonify@~0.0.0:
   version "0.0.0"
   resolved "https://registry.yarnpkg.com/jsonify/-/jsonify-0.0.0.tgz#2c74b6ee41d93ca51b7b5aaee8f503631d252a73"
@@ -1036,61 +1224,31 @@ locate-path@^2.0.0:
     p-locate "^2.0.0"
     path-exists "^3.0.0"
 
-lodash._baseassign@^3.0.0:
-  version "3.2.0"
-  resolved "https://registry.yarnpkg.com/lodash._baseassign/-/lodash._baseassign-3.2.0.tgz#8c38a099500f215ad09e59f1722fd0c52bfe0a4e"
-  dependencies:
-    lodash._basecopy "^3.0.0"
-    lodash.keys "^3.0.0"
-
-lodash._basecopy@^3.0.0:
-  version "3.0.1"
-  resolved "https://registry.yarnpkg.com/lodash._basecopy/-/lodash._basecopy-3.0.1.tgz#8da0e6a876cf344c0ad8a54882111dd3c5c7ca36"
-
-lodash._basecreate@^3.0.0:
-  version "3.0.3"
-  resolved "https://registry.yarnpkg.com/lodash._basecreate/-/lodash._basecreate-3.0.3.tgz#1bc661614daa7fc311b7d03bf16806a0213cf821"
-
-lodash._getnative@^3.0.0:
-  version "3.9.1"
-  resolved "https://registry.yarnpkg.com/lodash._getnative/-/lodash._getnative-3.9.1.tgz#570bc7dede46d61cdcde687d65d3eecbaa3aaff5"
-
-lodash._isiterateecall@^3.0.0:
-  version "3.0.9"
-  resolved "https://registry.yarnpkg.com/lodash._isiterateecall/-/lodash._isiterateecall-3.0.9.tgz#5203ad7ba425fae842460e696db9cf3e6aac057c"
-
-lodash.create@3.1.1:
-  version "3.1.1"
-  resolved "https://registry.yarnpkg.com/lodash.create/-/lodash.create-3.1.1.tgz#d7f2849f0dbda7e04682bb8cd72ab022461debe7"
-  dependencies:
-    lodash._baseassign "^3.0.0"
-    lodash._basecreate "^3.0.0"
-    lodash._isiterateecall "^3.0.0"
-
-lodash.isarguments@^3.0.0:
-  version "3.1.0"
-  resolved "https://registry.yarnpkg.com/lodash.isarguments/-/lodash.isarguments-3.1.0.tgz#2f573d85c6a24289ff00663b491c1d338ff3458a"
-
-lodash.isarray@^3.0.0:
-  version "3.0.4"
-  resolved "https://registry.yarnpkg.com/lodash.isarray/-/lodash.isarray-3.0.4.tgz#79e4eb88c36a8122af86f844aa9bcd851b5fbb55"
-
-lodash.keys@^3.0.0:
-  version "3.1.2"
-  resolved "https://registry.yarnpkg.com/lodash.keys/-/lodash.keys-3.1.2.tgz#4dbc0472b156be50a0b286855d1bd0b0c656098a"
+locate-path@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/locate-path/-/locate-path-3.0.0.tgz#dbec3b3ab759758071b58fe59fc41871af21400e"
   dependencies:
-    lodash._getnative "^3.0.0"
-    lodash.isarguments "^3.0.0"
-    lodash.isarray "^3.0.0"
+    p-locate "^3.0.0"
+    path-exists "^3.0.0"
 
 lodash.noop@~3.0.0:
   version "3.0.1"
   resolved "https://registry.yarnpkg.com/lodash.noop/-/lodash.noop-3.0.1.tgz#38188f4d650a3a474258439b96ec45b32617133c"
 
+lodash@^4.17.15:
+  version "4.17.15"
+  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.15.tgz#b447f6670a0455bbfeedd11392eff330ea097548"
+
 lodash@^4.3.0, lodash@^4.8.0:
   version "4.17.4"
   resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.4.tgz#78203a4d1c328ae1d86dca6460e369b57f4055ae"
 
+log-symbols@3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/log-symbols/-/log-symbols-3.0.0.tgz#f3a08516a5dea893336a7dee14d18a1cfdab77c4"
+  dependencies:
+    chalk "^2.4.2"
+
 log-symbols@^1.0.2:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/log-symbols/-/log-symbols-1.0.2.tgz#376ff7b58ea3086a0f09facc74617eca501e1a18"
@@ -1172,45 +1330,62 @@ mimic-fn@^1.0.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/mimic-fn/-/mimic-fn-1.1.0.tgz#e667783d92e89dbd342818b5230b9d62a672ad18"
 
-minimatch@^3.0.2:
-  version "3.0.3"
-  resolved "https://registry.yarnpkg.com/minimatch/-/minimatch-3.0.3.tgz#2a4e4090b96b2db06a9d7df01055a62a77c9b774"
+minimatch@3.0.4, minimatch@^3.0.4:
+  version "3.0.4"
+  resolved "https://registry.yarnpkg.com/minimatch/-/minimatch-3.0.4.tgz#5166e286457f03306064be5497e8dbb0c3d32083"
   dependencies:
-    brace-expansion "^1.0.0"
-
-minimist@0.0.8:
-  version "0.0.8"
-  resolved "https://registry.yarnpkg.com/minimist/-/minimist-0.0.8.tgz#857fcabfc3397d2625b8228262e86aa7a011b05d"
+    brace-expansion "^1.1.7"
 
 minimist@^1.1.0, minimist@^1.1.3, minimist@^1.2.0:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/minimist/-/minimist-1.2.0.tgz#a35008b20f41383eec1fb914f4cd5df79a264284"
 
-mkdirp@0.5.1, mkdirp@^0.5.0, mkdirp@^0.5.1:
-  version "0.5.1"
-  resolved "https://registry.yarnpkg.com/mkdirp/-/mkdirp-0.5.1.tgz#30057438eac6cf7f8c4767f38648d6697d75c903"
+minimist@^1.2.5:
+  version "1.2.5"
+  resolved "https://registry.yarnpkg.com/minimist/-/minimist-1.2.5.tgz#67d66014b66a6a8aaa0c083c5fd58df4e4e97602"
+
+mkdirp@0.5.5, mkdirp@^0.5.0, mkdirp@^0.5.1:
+  version "0.5.5"
+  resolved "https://registry.yarnpkg.com/mkdirp/-/mkdirp-0.5.5.tgz#d91cefd62d1436ca0f41620e251288d420099def"
   dependencies:
-    minimist "0.0.8"
+    minimist "^1.2.5"
 
-mocha@^3.2.0:
-  version "3.2.0"
-  resolved "https://registry.yarnpkg.com/mocha/-/mocha-3.2.0.tgz#7dc4f45e5088075171a68896814e6ae9eb7a85e3"
+mocha@^7.1.2:
+  version "7.1.2"
+  resolved "https://registry.yarnpkg.com/mocha/-/mocha-7.1.2.tgz#8e40d198acf91a52ace122cd7599c9ab857b29e6"
   dependencies:
-    browser-stdout "1.3.0"
-    commander "2.9.0"
-    debug "2.2.0"
-    diff "1.4.0"
+    ansi-colors "3.2.3"
+    browser-stdout "1.3.1"
+    chokidar "3.3.0"
+    debug "3.2.6"
+    diff "3.5.0"
     escape-string-regexp "1.0.5"
-    glob "7.0.5"
-    growl "1.9.2"
-    json3 "3.3.2"
-    lodash.create "3.1.1"
-    mkdirp "0.5.1"
-    supports-color "3.1.2"
+    find-up "3.0.0"
+    glob "7.1.3"
+    growl "1.10.5"
+    he "1.2.0"
+    js-yaml "3.13.1"
+    log-symbols "3.0.0"
+    minimatch "3.0.4"
+    mkdirp "0.5.5"
+    ms "2.1.1"
+    node-environment-flags "1.0.6"
+    object.assign "4.1.0"
+    strip-json-comments "2.0.1"
+    supports-color "6.0.0"
+    which "1.3.1"
+    wide-align "1.1.3"
+    yargs "13.3.2"
+    yargs-parser "13.1.2"
+    yargs-unparser "1.6.0"
+
+ms@2.1.1:
+  version "2.1.1"
+  resolved "https://registry.yarnpkg.com/ms/-/ms-2.1.1.tgz#30a5864eb3ebb0a66f2ebe6d727af06a09d86e0a"
 
-ms@0.7.1:
-  version "0.7.1"
-  resolved "https://registry.yarnpkg.com/ms/-/ms-0.7.1.tgz#9cd13c03adbff25b65effde7ce864ee952017098"
+ms@^2.1.1:
+  version "2.1.2"
+  resolved "https://registry.yarnpkg.com/ms/-/ms-2.1.2.tgz#d09d1f357b443f493382a8eb3ccd183872ae6009"
 
 mute-stream@0.0.7:
   version "0.0.7"
@@ -1220,6 +1395,13 @@ native-promise-only@^0.8.1:
   version "0.8.1"
   resolved "https://registry.yarnpkg.com/native-promise-only/-/native-promise-only-0.8.1.tgz#20a318c30cb45f71fe7adfbf7b21c99c1472ef11"
 
+node-environment-flags@1.0.6:
+  version "1.0.6"
+  resolved "https://registry.yarnpkg.com/node-environment-flags/-/node-environment-flags-1.0.6.tgz#a30ac13621f6f7d674260a54dede048c3982c088"
+  dependencies:
+    object.getownpropertydescriptors "^2.0.3"
+    semver "^5.7.0"
+
 node-forge@^0.6.46:
   version "0.6.49"
   resolved "https://registry.yarnpkg.com/node-forge/-/node-forge-0.6.49.tgz#f1ee95d5d74623938fe19d698aa5a26d54d2f60f"
@@ -1237,6 +1419,10 @@ normalize-package-data@^2.3.2, normalize-package-data@^2.3.4:
     semver "2 || 3 || 4 || 5"
     validate-npm-package-license "^3.0.1"
 
+normalize-path@^3.0.0, normalize-path@~3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/normalize-path/-/normalize-path-3.0.0.tgz#0dcd69ff23a1c9b11fd0978316644a0388216a65"
+
 np@^2.12.0:
   version "2.13.0"
   resolved "https://registry.yarnpkg.com/np/-/np-2.13.0.tgz#dcd7bffa9b1d4ead4ee7479e95cee0cc91ed512d"
@@ -1285,6 +1471,30 @@ object-assign@^4.0.1, object-assign@^4.1.0:
   version "4.1.1"
   resolved "https://registry.yarnpkg.com/object-assign/-/object-assign-4.1.1.tgz#2109adc7965887cfc05cbbd442cac8bfbb360863"
 
+object-inspect@^1.7.0:
+  version "1.7.0"
+  resolved "https://registry.yarnpkg.com/object-inspect/-/object-inspect-1.7.0.tgz#f4f6bd181ad77f006b5ece60bd0b6f398ff74a67"
+
+object-keys@^1.0.11, object-keys@^1.0.12, object-keys@^1.1.1:
+  version "1.1.1"
+  resolved "https://registry.yarnpkg.com/object-keys/-/object-keys-1.1.1.tgz#1c47f272df277f3b1daf061677d9c82e2322c60e"
+
+object.assign@4.1.0, object.assign@^4.1.0:
+  version "4.1.0"
+  resolved "https://registry.yarnpkg.com/object.assign/-/object.assign-4.1.0.tgz#968bf1100d7956bb3ca086f006f846b3bc4008da"
+  dependencies:
+    define-properties "^1.1.2"
+    function-bind "^1.1.1"
+    has-symbols "^1.0.0"
+    object-keys "^1.0.11"
+
+object.getownpropertydescriptors@^2.0.3:
+  version "2.1.0"
+  resolved "https://registry.yarnpkg.com/object.getownpropertydescriptors/-/object.getownpropertydescriptors-2.1.0.tgz#369bf1f9592d8ab89d712dced5cb81c7c5352649"
+  dependencies:
+    define-properties "^1.1.3"
+    es-abstract "^1.17.0-next.1"
+
 once@^1.3.0:
   version "1.4.0"
   resolved "https://registry.yarnpkg.com/once/-/once-1.4.0.tgz#583b1aa775961d4b113ac17d9c50baef9dd76bd1"
@@ -1328,12 +1538,28 @@ p-limit@^1.1.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/p-limit/-/p-limit-1.1.0.tgz#b07ff2d9a5d88bec806035895a2bab66a27988bc"
 
+p-limit@^2.0.0:
+  version "2.3.0"
+  resolved "https://registry.yarnpkg.com/p-limit/-/p-limit-2.3.0.tgz#3dd33c647a214fdfffd835933eb086da0dc21db1"
+  dependencies:
+    p-try "^2.0.0"
+
 p-locate@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/p-locate/-/p-locate-2.0.0.tgz#20a0103b222a70c8fd39cc2e580680f3dde5ec43"
   dependencies:
     p-limit "^1.1.0"
 
+p-locate@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/p-locate/-/p-locate-3.0.0.tgz#322d69a05c0264b25997d9f40cd8a891ab0064a4"
+  dependencies:
+    p-limit "^2.0.0"
+
+p-try@^2.0.0:
+  version "2.2.0"
+  resolved "https://registry.yarnpkg.com/p-try/-/p-try-2.2.0.tgz#cb2868540e313d61de58fafbe35ce9004d5540e6"
+
 package-json@^3.0.0:
   version "3.1.0"
   resolved "https://registry.yarnpkg.com/package-json/-/package-json-3.1.0.tgz#ce281900fe8052150cc6709c6c006c18fdb2f379"
@@ -1399,6 +1625,10 @@ performance-now@^0.2.0:
   version "0.2.0"
   resolved "https://registry.yarnpkg.com/performance-now/-/performance-now-0.2.0.tgz#33ef30c5c77d4ea21c5a53869d91b56d8f2555e5"
 
+picomatch@^2.0.4:
+  version "2.2.2"
+  resolved "https://registry.yarnpkg.com/picomatch/-/picomatch-2.2.2.tgz#21f333e9b6b8eaff02468f5146ea406d345f4dad"
+
 pify@^2.0.0:
   version "2.3.0"
   resolved "https://registry.yarnpkg.com/pify/-/pify-2.3.0.tgz#ed141a6ac043a849ea588498e7dca8b15330e90c"
@@ -1496,6 +1726,12 @@ readable-stream@~2.0.5:
     string_decoder "~0.10.x"
     util-deprecate "~1.0.1"
 
+readdirp@~3.2.0:
+  version "3.2.0"
+  resolved "https://registry.yarnpkg.com/readdirp/-/readdirp-3.2.0.tgz#c30c33352b12c96dfb4b895421a49fd5a9593839"
+  dependencies:
+    picomatch "^2.0.4"
+
 redent@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/redent/-/redent-1.0.0.tgz#cf916ab1fd5f1f16dfb20822dd6ec7f730c2afde"
@@ -1588,6 +1824,10 @@ require-main-filename@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/require-main-filename/-/require-main-filename-1.0.1.tgz#97f717b69d48784f5f526a6c5aa8ffdda055a4d1"
 
+require-main-filename@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/require-main-filename/-/require-main-filename-2.0.0.tgz#d0b329ecc7cc0f61649f62215be69af54aa8989b"
+
 restore-cursor@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/restore-cursor/-/restore-cursor-1.0.1.tgz#34661f46886327fed2991479152252df92daa541"
@@ -1642,6 +1882,10 @@ semver-diff@^2.0.0:
   version "5.3.0"
   resolved "https://registry.yarnpkg.com/semver/-/semver-5.3.0.tgz#9b2ce5d3de02d17c6012ad326aa6b4d0cf54f94f"
 
+semver@^5.7.0:
+  version "5.7.1"
+  resolved "https://registry.yarnpkg.com/semver/-/semver-5.7.1.tgz#a954f931aeba508d307bbf069eff0c01c96116f7"
+
 set-blocking@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/set-blocking/-/set-blocking-2.0.0.tgz#045f9782d011ae9a6803ddd382b24392b3d890f7"
@@ -1752,6 +1996,13 @@ string-width@^1.0.1, string-width@^1.0.2:
     is-fullwidth-code-point "^1.0.0"
     strip-ansi "^3.0.0"
 
+"string-width@^1.0.2 || 2":
+  version "2.1.1"
+  resolved "https://registry.yarnpkg.com/string-width/-/string-width-2.1.1.tgz#ab93f27a8dc13d28cac815c462143a6d9012ae9e"
+  dependencies:
+    is-fullwidth-code-point "^2.0.0"
+    strip-ansi "^4.0.0"
+
 string-width@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/string-width/-/string-width-2.0.0.tgz#635c5436cc72a6e0c387ceca278d4e2eec52687e"
@@ -1759,6 +2010,44 @@ string-width@^2.0.0:
     is-fullwidth-code-point "^2.0.0"
     strip-ansi "^3.0.0"
 
+string-width@^3.0.0, string-width@^3.1.0:
+  version "3.1.0"
+  resolved "https://registry.yarnpkg.com/string-width/-/string-width-3.1.0.tgz#22767be21b62af1081574306f69ac51b62203961"
+  dependencies:
+    emoji-regex "^7.0.1"
+    is-fullwidth-code-point "^2.0.0"
+    strip-ansi "^5.1.0"
+
+string.prototype.trimend@^1.0.0:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/string.prototype.trimend/-/string.prototype.trimend-1.0.1.tgz#85812a6b847ac002270f5808146064c995fb6913"
+  dependencies:
+    define-properties "^1.1.3"
+    es-abstract "^1.17.5"
+
+string.prototype.trimleft@^2.1.1:
+  version "2.1.2"
+  resolved "https://registry.yarnpkg.com/string.prototype.trimleft/-/string.prototype.trimleft-2.1.2.tgz#4408aa2e5d6ddd0c9a80739b087fbc067c03b3cc"
+  dependencies:
+    define-properties "^1.1.3"
+    es-abstract "^1.17.5"
+    string.prototype.trimstart "^1.0.0"
+
+string.prototype.trimright@^2.1.1:
+  version "2.1.2"
+  resolved "https://registry.yarnpkg.com/string.prototype.trimright/-/string.prototype.trimright-2.1.2.tgz#c76f1cef30f21bbad8afeb8db1511496cfb0f2a3"
+  dependencies:
+    define-properties "^1.1.3"
+    es-abstract "^1.17.5"
+    string.prototype.trimend "^1.0.0"
+
+string.prototype.trimstart@^1.0.0:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/string.prototype.trimstart/-/string.prototype.trimstart-1.0.1.tgz#14af6d9f34b053f7cfc89b72f8f2ee14b9039a54"
+  dependencies:
+    define-properties "^1.1.3"
+    es-abstract "^1.17.5"
+
 string_decoder@~0.10.x:
   version "0.10.31"
   resolved "https://registry.yarnpkg.com/string_decoder/-/string_decoder-0.10.31.tgz#62e203bc41766c6c28c9fc84301dab1c5310fa94"
@@ -1773,6 +2062,18 @@ strip-ansi@^3.0.0, strip-ansi@^3.0.1:
   dependencies:
     ansi-regex "^2.0.0"
 
+strip-ansi@^4.0.0:
+  version "4.0.0"
+  resolved "https://registry.yarnpkg.com/strip-ansi/-/strip-ansi-4.0.0.tgz#a8479022eb1ac368a871389b635262c505ee368f"
+  dependencies:
+    ansi-regex "^3.0.0"
+
+strip-ansi@^5.0.0, strip-ansi@^5.1.0, strip-ansi@^5.2.0:
+  version "5.2.0"
+  resolved "https://registry.yarnpkg.com/strip-ansi/-/strip-ansi-5.2.0.tgz#8c9a536feb6afc962bdfa5b104a5091c1ad9c0ae"
+  dependencies:
+    ansi-regex "^4.1.0"
+
 strip-bom@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/strip-bom/-/strip-bom-2.0.0.tgz#6219a85616520491f35788bdbf1447a99c7e6b0e"
@@ -1793,20 +2094,26 @@ strip-indent@^1.0.1:
   dependencies:
     get-stdin "^4.0.1"
 
-strip-json-comments@~2.0.1:
+strip-json-comments@2.0.1, strip-json-comments@~2.0.1:
   version "2.0.1"
   resolved "https://registry.yarnpkg.com/strip-json-comments/-/strip-json-comments-2.0.1.tgz#3c531942e908c2697c0ec344858c286c7ca0a60a"
 
-supports-color@3.1.2:
-  version "3.1.2"
-  resolved "https://registry.yarnpkg.com/supports-color/-/supports-color-3.1.2.tgz#72a262894d9d408b956ca05ff37b2ed8a6e2a2d5"
+supports-color@6.0.0:
+  version "6.0.0"
+  resolved "https://registry.yarnpkg.com/supports-color/-/supports-color-6.0.0.tgz#76cfe742cf1f41bb9b1c29ad03068c05b4c0e40a"
   dependencies:
-    has-flag "^1.0.0"
+    has-flag "^3.0.0"
 
 supports-color@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/supports-color/-/supports-color-2.0.0.tgz#535d045ce6b6363fa40117084629995e9df324c7"
 
+supports-color@^5.3.0:
+  version "5.5.0"
+  resolved "https://registry.yarnpkg.com/supports-color/-/supports-color-5.5.0.tgz#e2e69a44ac8772f78a1ec0b35b689df6530efc8f"
+  dependencies:
+    has-flag "^3.0.0"
+
 symbol-observable@^1.0.1:
   version "1.0.4"
   resolved "https://registry.yarnpkg.com/symbol-observable/-/symbol-observable-1.0.4.tgz#29bf615d4aa7121bdd898b22d4b3f9bc4e2aa03d"
@@ -1835,6 +2142,12 @@ tmp@^0.0.31:
   dependencies:
     os-tmpdir "~1.0.1"
 
+to-regex-range@^5.0.1:
+  version "5.0.1"
+  resolved "https://registry.yarnpkg.com/to-regex-range/-/to-regex-range-5.0.1.tgz#1648c44aae7c8d988a326018ed72f5b4dd0392e4"
+  dependencies:
+    is-number "^7.0.0"
+
 tough-cookie@~2.3.0:
   version "2.3.2"
   resolved "https://registry.yarnpkg.com/tough-cookie/-/tough-cookie-2.3.2.tgz#f081f76e4c85720e6c37a5faced737150d84072a"
@@ -1929,11 +2242,21 @@ which-module@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/which-module/-/which-module-1.0.0.tgz#bba63ca861948994ff307736089e3b96026c2a4f"
 
-which@^1.2.8, which@^1.2.9:
-  version "1.2.12"
-  resolved "https://registry.yarnpkg.com/which/-/which-1.2.12.tgz#de67b5e450269f194909ef23ece4ebe416fa1192"
+which-module@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/which-module/-/which-module-2.0.0.tgz#d9ef07dce77b9902b8a3a8fa4b31c3e3f7e6e87a"
+
+which@1.3.1, which@^1.2.8, which@^1.2.9:
+  version "1.3.1"
+  resolved "https://registry.yarnpkg.com/which/-/which-1.3.1.tgz#a45043d54f5805316da8d62f9f50918d3da70b0a"
+  dependencies:
+    isexe "^2.0.0"
+
+wide-align@1.1.3:
+  version "1.1.3"
+  resolved "https://registry.yarnpkg.com/wide-align/-/wide-align-1.1.3.tgz#ae074e6bdc0c14a431e804e624549c633b000457"
   dependencies:
-    isexe "^1.1.1"
+    string-width "^1.0.2 || 2"
 
 widest-line@^1.0.0:
   version "1.0.0"
@@ -1948,6 +2271,14 @@ wrap-ansi@^2.0.0:
     string-width "^1.0.1"
     strip-ansi "^3.0.1"
 
+wrap-ansi@^5.1.0:
+  version "5.1.0"
+  resolved "https://registry.yarnpkg.com/wrap-ansi/-/wrap-ansi-5.1.0.tgz#1fd1f67235d5b6d0fee781056001bfb694c03b09"
+  dependencies:
+    ansi-styles "^3.2.0"
+    string-width "^3.0.0"
+    strip-ansi "^5.0.0"
+
 wrappy@1:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/wrappy/-/wrappy-1.0.2.tgz#b5243d8f3ec1aa35f1364605bc0d1036e30ab69f"
@@ -1972,16 +2303,50 @@ y18n@^3.2.1:
   version "3.2.1"
   resolved "https://registry.yarnpkg.com/y18n/-/y18n-3.2.1.tgz#6d15fba884c08679c0d77e88e7759e811e07fa41"
 
+y18n@^4.0.0:
+  version "4.0.0"
+  resolved "https://registry.yarnpkg.com/y18n/-/y18n-4.0.0.tgz#95ef94f85ecc81d007c264e190a120f0a3c8566b"
+
 yallist@^2.0.0:
   version "2.1.2"
   resolved "https://registry.yarnpkg.com/yallist/-/yallist-2.1.2.tgz#1c11f9218f076089a47dd512f93c6699a6a81d52"
 
+yargs-parser@13.1.2, yargs-parser@^13.1.2:
+  version "13.1.2"
+  resolved "https://registry.yarnpkg.com/yargs-parser/-/yargs-parser-13.1.2.tgz#130f09702ebaeef2650d54ce6e3e5706f7a4fb38"
+  dependencies:
+    camelcase "^5.0.0"
+    decamelize "^1.2.0"
+
 yargs-parser@^4.2.0:
   version "4.2.1"
   resolved "https://registry.yarnpkg.com/yargs-parser/-/yargs-parser-4.2.1.tgz#29cceac0dc4f03c6c87b4a9f217dd18c9f74871c"
   dependencies:
     camelcase "^3.0.0"
 
+yargs-unparser@1.6.0:
+  version "1.6.0"
+  resolved "https://registry.yarnpkg.com/yargs-unparser/-/yargs-unparser-1.6.0.tgz#ef25c2c769ff6bd09e4b0f9d7c605fb27846ea9f"
+  dependencies:
+    flat "^4.1.0"
+    lodash "^4.17.15"
+    yargs "^13.3.0"
+
+yargs@13.3.2, yargs@^13.3.0:
+  version "13.3.2"
+  resolved "https://registry.yarnpkg.com/yargs/-/yargs-13.3.2.tgz#ad7ffefec1aa59565ac915f82dccb38a9c31a2dd"
+  dependencies:
+    cliui "^5.0.0"
+    find-up "^3.0.0"
+    get-caller-file "^2.0.1"
+    require-directory "^2.1.1"
+    require-main-filename "^2.0.0"
+    set-blocking "^2.0.0"
+    string-width "^3.0.0"
+    which-module "^2.0.0"
+    y18n "^4.0.0"
+    yargs-parser "^13.1.2"
+
 yargs@^6.3.0:
   version "6.6.0"
   resolved "https://registry.yarnpkg.com/yargs/-/yargs-6.6.0.tgz#782ec21ef403345f830a808ca3d513af56065208"