BK-779 Tab in the editor for changing styles
BK-780 Aloha plugin for changing text color
BK-781 Create empty container for Cover Manager
BK-764 Editor interface more configurable
BK-782 Upload file functionality in the Editor
BK-783 Navigation bar should be in separate template
BK-784 Tabs which should be on the top do not show
BK-786 Delete garbage files from the repository