-Added sync buttons on live streams to allow seeking to live edge.
-Added custom cache key for extractor sources to allow more persistent reuse.
-Refactored player data source factories into own class and separating live and non-live data sources.
-Added drag reorder speed clamping to play queue list.
-Fixed service player activity memory leak.
-Fixed media source manager sync disposable fallthrough causing NPE.
-Fixed thread bouncing during play queue item async stream resolution.
-Updated ExoPlayer to 2.6.0.
-Modified available resize options for different player modes.
-Fixed caption menu not working on popup player.
-Extracted hardcoded strings.
-Added button effects to both main and popup players.
-Added string for unknown content.
-Fixed NPE when UI element is touched after player shuts down in service activity.
-Fixed shuffle reset caused by position discontinuity offsets index.
-Moved some more player shared preferences to PlayerHelper.
-Renamed refactor directory in player to helper.
-Fixed background player notification update causing lag on older spec models.
-Fixed service activity theme not changing after user setting is changed.
-Fixed NPE on popup player fling to close.
-Fixed audio reactor volume and max volume mixup.
-Added correct toast for each player error case.
-Fixed button coloring for play queue service activity on landscape.
-Changed title and uploader text to marquee for vertical service activity.
-Removed cache clearing on every thumbnail load.
John Zhen Mo