ADDED asset-pipeline grails plugin
CHANGED all the assets (javascript, images and stylesheets) to the asset folder.
REMOVED grails resources plugin
FIXED: load the d3 graph after the page is loaded.
ADDED: integrated bower for vendor javascript dependency resolution. Temporary added vendor folder, in the future it will be ignored.
FIXED: ui fixes regarding styles and javascript assets.
UPGRADED: tinymce component to the last version (v4).
UPDATED: doc to the latest front-end packages.
ADDED: sass-asset-pipeline plugin.