[Webpack Encore] Change default assets directory structure

Author: tgalopin

symfony/webpack-encore-bundle/1.0/assets/js/app.js renamed to symfony/webpack-encore-bundle/1.0/assets/app.js

@@ -6,7 +6,7 @@
  */
 
 // any CSS you import will output into a single css file (app.css in this case)
-import '../css/app.css';
+import './stylesheets/app.css';
 
 // Need jQuery? Install it with "yarn add jquery", then uncomment to import it.
 // import $ from 'jquery';

symfony/webpack-encore-bundle/1.0/assets/css/app.css renamed to symfony/webpack-encore-bundle/1.0/assets/stylesheets/app.css

@@ -23,7 +23,7 @@ Encore
      * Each entry will result in one JavaScript file (e.g. app.js)
      * and one CSS file (e.g. app.css) if your JavaScript imports CSS.
      */
-    .addEntry('app', './assets/js/app.js')
+    .addEntry('app', './assets/app.js')
     //.addEntry('page1', './assets/js/page1.js')
     //.addEntry('page2', './assets/js/page2.js')