diff --git a/book.json b/book.json
deleted file mode 100644
index 582f724..0000000
--- a/book.json
+++ /dev/null
@@ -1,17 +0,0 @@
-{
-    "structure": {
-        "readme": "ru/README.md"
-    },
-    "plugins": ["yametrika"],
-    "pluginsConfig": {
-        "yametrika": {
-            "id": 96561750,
-            "webvisor": true,
-            "clickmap": true,
-            "trackLinks": true,
-            "accurateTrackBounce": true,
-            "trackHash": true,
-            "ut": "noindex"
-        }
-    }
-}
diff --git a/node_modules/.package-lock.json b/node_modules/.package-lock.json
deleted file mode 100644
index 65c6145..0000000
--- a/node_modules/.package-lock.json
+++ /dev/null
@@ -1,15 +0,0 @@
-{
-  "name": "instructions",
-  "lockfileVersion": 3,
-  "requires": true,
-  "packages": {
-    "node_modules/gitbook-plugin-yametrika": {
-      "version": "1.7.0",
-      "resolved": "https://registry.npmjs.org/gitbook-plugin-yametrika/-/gitbook-plugin-yametrika-1.7.0.tgz",
-      "integrity": "sha512-mcjJDwVfS1HdY/wKJfGPlzOGqTePS9Bt873hqbSUzkQfm8jQPxSm2cwlFRoB4UJlVHR62wKmYAKH6e24NHltpw==",
-      "engines": {
-        "gitbook": ">=0.4.6"
-      }
-    }
-  }
-}
diff --git a/node_modules/gitbook-plugin-yametrika/README.md b/node_modules/gitbook-plugin-yametrika/README.md
deleted file mode 100644
index ed34772..0000000
--- a/node_modules/gitbook-plugin-yametrika/README.md
+++ /dev/null
@@ -1,103 +0,0 @@
-# Yandex Metrika tracker
-
-This is a best tracker from Russia! Enjoy it!
-
-### Install
-
-```
-$ npm install gitbook-plugin-yametrika
-```
-
-#### How to use it?
-
-Create your tracker in [Ya.Metrika](http://metrika.yandex.ru).
-
-Next you can use it for your book with in the book.json:
-
-``` json
-{
-    "plugins": ["yametrika"]
-}
-```
-
-You can set the Yandex Metrika tracking ID using the plugins configuration in the book.json:
-
-``` json
-{
-    "plugins": ["yametrika"],
-    "pluginsConfig": {
-        "yametrika": {
-            "number": 1111111
-        }
-    }
-}
-```
-
-You can customize the tracker object by passing additional configuration options.
-
-``` json
-{
-    "plugins": ["yametrika"],
-    "pluginsConfig": {
-        "yametrika": {
-            "number": 11111111,
-            "settings": {
-                "webvisor": true,
-                "clickmap": true,
-                "trackLinks": true,
-                "accurateTrackBounce": true,
-                "trackHash": true,
-                "ut": "noindex"
-            }
-        }
-    }
-}
-```
-
-When using GitBook 3, the whole configuration settings should be set directly in the `"yametrika"` property, using the default configuration for the API:
-``` json
-{
-    "plugins": ["yametrika"],
-    "pluginsConfig": {
-        "yametrika": {
-            "id": 11111111,
-            "webvisor": true,
-            "clickmap": true,
-            "trackLinks": true,
-            "accurateTrackBounce": true,
-            "trackHash": true,
-            "ut": "noindex"
-        }
-    }
-}
-```
-
-Available for customize options:
-- Webvisor (Вебвизор)
-- Clickmap (Карта кликов)
-- TrackLinks (Внешние ссылки, загрузки файлов и отчёт по кнопке «Поделиться»)
-- AccurateTrackBounce (Точный показатель отказов)
-- TrackHash (Отслеживание хеша в адресной строке)
-- Ut (Запрет на индексацию страниц)
-
-> ##### To use the option, you must specify it in the object "settings" with the status "true", if you do not want to use - just do not specify the object "settings"
-
-#### NOTICE
-
-default track options status:
-
-- Webvisor (Вебвизор) - **false** (!new)
-- Clickmap (Карта кликов) - **false** (!new)
-- TrackLinks (Внешние ссылки, загрузки файлов и отчёт по кнопке «Поделиться») - **false** (!new)
-- AccurateTrackBounce (Точный показатель отказов) - **false**  (!new)
-- Informer (Информер) - **false**
-- Ut (Запрет на индексацию страниц) - **false**
-- Async (Асинхронный код) - **true**
-- TrackHash (Отслеживание хеша в адресной строке) - **false**
-- XML (Для xml сайтов) - **false**
-- Params example - **false**
-- OneRow (Счетчик в одну строку) - **true**
-
-#### TO DO
-
-Include choose the *Informer*, *Async*, *XML*, *Params example*, *OneRow* options in book.json.
diff --git a/node_modules/gitbook-plugin-yametrika/_layouts/website/page.html b/node_modules/gitbook-plugin-yametrika/_layouts/website/page.html
deleted file mode 100644
index 7de67d6..0000000
--- a/node_modules/gitbook-plugin-yametrika/_layouts/website/page.html
+++ /dev/null
@@ -1,33 +0,0 @@
-{% extends template.self %}
-
-{% block javascript %}
-    {{ super() }}
-    <script type='text/javascript'>
-        (function (d, w, c) {
-            (w[c] = w[c] || []).push(function() {
-                try {
-                    w.yaCounter{{ config.pluginsConfig.yametrika.id }} = new Ya.Metrika({{ config.pluginsConfig.yametrika|dump|safe }});
-                } catch(e) { }
-            });
-            var n = d.getElementsByTagName('script')[0],
-                s = d.createElement('script'),
-                f = function () {
-                    n.parentNode.insertBefore(s, n);
-                };
-
-            s.type = 'text/javascript';
-            s.async = true;
-            s.src = (d.location.protocol == 'https:' ? 'https:' : 'http:') + '//mc.yandex.ru/metrika/watch.js';
-            if (w.opera == '[object Opera]') {
-                d.addEventListener('DOMContentLoaded', f, false);
-            } else {
-                f();
-            }
-        })(document, window, 'yandex_metrika_callbacks');
-    </script>
-    <noscript>
-        <div>
-            <img src="//mc.yandex.ru/watch/{{ config.pluginsConfig.yametrika.id }}" style="position:absolute; left:-9999px;" alt=""/>
-        </div>
-    </noscript>
-{% endblock %}
\ No newline at end of file
diff --git a/node_modules/gitbook-plugin-yametrika/book/plugin.js b/node_modules/gitbook-plugin-yametrika/book/plugin.js
deleted file mode 100644
index 9bbeaf4..0000000
--- a/node_modules/gitbook-plugin-yametrika/book/plugin.js
+++ /dev/null
@@ -1,13 +0,0 @@
-require(["gitbook"], function(gitbook) {
-    gitbook.events.bind("start", function(e, config) {
-        config.yametrika = config.yametrika || {};
-    });
-
-    gitbook.events.bind("page.change", function() {
-      
-    });
-
-    gitbook.events.bind("exercise.submit", function(e, data) {
-
-    });
-});
diff --git a/node_modules/gitbook-plugin-yametrika/index.js b/node_modules/gitbook-plugin-yametrika/index.js
deleted file mode 100644
index e5d021b..0000000
--- a/node_modules/gitbook-plugin-yametrika/index.js
+++ /dev/null
@@ -1,8 +0,0 @@
-module.exports = {
-    book: {
-        assets: "./book",
-        js: [
-            "plugin.js"
-        ]
-    }
-};
diff --git a/node_modules/gitbook-plugin-yametrika/package.json b/node_modules/gitbook-plugin-yametrika/package.json
deleted file mode 100644
index a63fa97..0000000
--- a/node_modules/gitbook-plugin-yametrika/package.json
+++ /dev/null
@@ -1,31 +0,0 @@
-{
-  "name": "gitbook-plugin-yametrika",
-  "description": "Yandex Metrika tracking for your gitbook",
-  "version": "1.7.0",
-  "main": "index.js",
-  "engines": {
-    "gitbook": ">=0.4.6"
-  },
-  "homepage": "https://github.com/mikaspell/gitbook-plugin-yametrika",
-  "repository": {
-    "type": "git",
-    "url": "https://github.com/mikaspell/gitbook-plugin-yametrika.git"
-  },
-  "keywords": [
-    "gitbook",
-    "tracking",
-    "yandex",
-    "metrika"
-  ],
-  "author": "mikaspell",
-  "license": "MIT",
-  "gitbook": {
-    "properties": {
-      "id": {
-        "type": "number",
-        "description": "Yandex Metrika tracking ID",
-        "required": true
-      }
-    }
-  }
-}
diff --git a/package-lock.json b/package-lock.json
deleted file mode 100644
index 09b6b9e..0000000
--- a/package-lock.json
+++ /dev/null
@@ -1,20 +0,0 @@
-{
-  "name": "instructions",
-  "lockfileVersion": 3,
-  "requires": true,
-  "packages": {
-    "": {
-      "dependencies": {
-        "gitbook-plugin-yametrika": "^1.7.0"
-      }
-    },
-    "node_modules/gitbook-plugin-yametrika": {
-      "version": "1.7.0",
-      "resolved": "https://registry.npmjs.org/gitbook-plugin-yametrika/-/gitbook-plugin-yametrika-1.7.0.tgz",
-      "integrity": "sha512-mcjJDwVfS1HdY/wKJfGPlzOGqTePS9Bt873hqbSUzkQfm8jQPxSm2cwlFRoB4UJlVHR62wKmYAKH6e24NHltpw==",
-      "engines": {
-        "gitbook": ">=0.4.6"
-      }
-    }
-  }
-}
diff --git a/package.json b/package.json
deleted file mode 100644
index 1d7b1a4..0000000
--- a/package.json
+++ /dev/null
@@ -1,5 +0,0 @@
-{
-  "dependencies": {
-    "gitbook-plugin-yametrika": "^1.7.0"
-  }
-}