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

package.json

@@ -1,6 +1,6 @@
 {
   "name": "vue-chartjs",
-  "version": "2.8.7",
+  "version": "3.0.0-rc0",
   "description": "Vue.js wrapper for chart.js for creating beautiful charts.",
   "author": "Jakub Juszczak <jakub@posteo.de>",
   "homepage": "http://vue-chartjs.org",
@@ -60,20 +60,20 @@
     "lodash.merge": "^4.6.0"
   },
   "peerDependencies": {
-    "chart.js": "^2.7.0",
-    "vue": "^2.4.4"
+    "chart.js": "2.7.0",
+    "vue": "2.5.2"
   },
   "devDependencies": {
     "babel-cli": "^6.24.1",
     "babel-core": "^6.25.0",
-    "babel-loader": "^7.0.0",
+    "babel-loader": "6.4.1",
     "babel-plugin-transform-object-assign": "^6.22.0",
     "babel-plugin-transform-runtime": "^6.23.0",
     "babel-preset-es2015": "^6.24.1",
     "babel-preset-stage-2": "^6.24.1",
     "babel-runtime": "^6.23.0",
     "chai": "^3.5.0",
-    "chart.js": "^2.7.0",
+    "chart.js": "2.7.0",
     "chromedriver": "^2.28.0",
     "connect-history-api-fallback": "^1.1.0",
     "cross-env": "^3.2.4",
@@ -118,12 +118,12 @@
     "sinon": "^2.1.0",
     "sinon-chai": "^2.9.0",
     "url-loader": "^0.5.8",
-    "vue": "^2.4.4",
-    "vue-hot-reload-api": "^2.1.0",
+    "vue": "2.5.2",
+    "vue-hot-reload-api": "2.1.0",
     "vue-html-loader": "^1.2.4",
-    "vue-loader": "^12.2.2",
-    "vue-style-loader": "^3.0.1",
-    "vue-template-compiler": "^2.4.2",
+    "vue-loader": "12.2.2",
+    "vue-style-loader": "3.0.1",
+    "vue-template-compiler": "2.5.2",
     "webpack": "^1.13.2",
     "webpack-dev-middleware": "^1.10.1",
     "webpack-hot-middleware": "^2.17.1",