Feature/v3 (#225)

* Remove Vue dependency and change extends

Signed-off-by: Jakub Juszczak <netghost03@gmail.com>

* 💎 Release new version 3.0.0-rc0

* ⬆️ Update examples

* 📝 Update README.md

* ⬆️ Update examples

* ⬆️ Update englishd docs

* ⬆️ Update transalted docs with current code examples

* 🔥 Remove dist files from gitignore

* ⬆️ Update dependencies vue and chartjs

* Change private data

Implements #182. The private chart instance is now in the vue.js data model. And can be accessed over `this.$data._chart`
Updated unit tests

* 📝 Update docs with private data

* ✨ Add codeclimate ignore

* ⬆️ Update codeclimate

* ⬆️ Update codeclimate

* ⬆️ Update codeclimate

Add build and config folders to ignore

docs/config.js

@@ -41,7 +41,7 @@ docute.init({
       apiKey: 'b3544f7387612693644777553675d56a',
       indexName: 'vue-chartjs',
       // algolia docsearch allows you to search with tag filter
-      tags: ['en', 'de', 'fr', 'ja', 'pt-br', 'ru'],
+      tags: ['en', 'fr', 'ja', 'pt-br', 'ru'],
       // this plugin does require a url too
       // where docsearch fetches contents
       url: 'https://vue-chartjs.org'