- updated promotions page;
+ added uploadable interface; + added upload repository;
+ added RepositoryController; - updated controllers;
+ added method generateUrl() to AbstractController; - updated  indexAction() of NewsController; + add addAction() and delet-eAllAction() to NewsController; - updated ContainerProvider; - updated ControllerProvider; + added x-editable and imgpreview js libraries; + added news repository;