Layout changes
Finished animation of tiles
Refactoring of application.css
Transfer changes of tiles to main project
Added folder loading logic
UI changes of navbar, tiles-color and tiles-digits.
Added comments for code. Added UI of M&M's
Changed UI of task_info_group__header for list_view
Font-style changes
Merged with latest Borisov's changes
Minor fixes to task UI
Changed task-subject-area
Added function for empty task_list area.
Added class for center table content
UI changes for task-area-header
minor refactoring
Merge of new UI