reorganize assets: move files and adapt links, remove unused

* chill: chill theme entrypoint
* lib: local libs, called in several place but don't have entrypoint
* module: local libs with specific entrypoints
* page: pages with specific entrypoints
* vuejs: vue components with specific entrypoints

remove local libs jquery and select2, they already exists in node_modules
remove duplicate fonts

src/Bundle/ChillMainBundle/Resources/public/module/bootstrap/index.js

@@ -0,0 +1,10 @@
+// Compile all bootstrap assets from nodes-modules
+//require('bootstrap/scss/bootstrap.scss')
+
+// Or compile bootstrap only enabled assets
+require('./bootstrap.scss');
+
+// You can specify which plugins you need
+import Dropdown from 'bootstrap/js/src/dropdown';
+import Modal from 'bootstrap/js/dist/modal';
+import Collapse from 'bootstrap/js/src/collapse';