Added directives for displaying lists with items, folders and feeds.
	modified:   controllers/MainController.js
	modified:   css/bootstrap.css
	modified:   css/mystyle1.css
	new file:   directives/FeedsListing.js
	new file:   directives/FoldersListing.js
	new file:   directives/ItemsListing.js
	modified:   less/mystyle1.less
	modified:   public/app.js
	modified:   services/ItemsService.js
	modified:   templates/index.html
	modified:   templates/main.html