Closes #6338
- decomposed into set of separate components - reduced number of magic numbers - minor adjustments with design
- Added collectibles tab component. - Added extended dropdown base content component - Added filter popup option. - Added collectibles model - Added subitems in model - Added thumbnails mode view - Created `CommunitiesStore` and moved mock data to there. - Added forward subitems navigation and selection. - Updated `statusq`. Closes #6337