Fixed artwork not displaying properly. Loop button now hidden if you have a queue. Videos on queue editor now properly updates the amount of videos when a video is deleted.

Hide prev/next for single item queue, Fullscreen next/prev button show/hide, Bypass loop for next controls

Improved import flow, Empty pager view support, No subscriptions result view, LoginRequiredException support

Loop support, Improve add to queue behavior, home retry, fix history search pager, defaults progressbar

WIP DBStore

See merge request !8