Albums: Music Library Player

Fixes: - Fixed a regression in 7.2 where locally-synced music may not display a release date - Fixed a regression in 7.2 where an incomplete album could be erroneously marked as complete - Fixed a regression in 7.2 where smart playlists might not update - Significant performance improvements when viewing/playing large playlists in song mode - Fixed an issue where Year collections prior to 1970 might not exist - Fixed an issue where typing very quickly in the sidebar search in the Mac app might result in incorrect spaces between search terms - Performance improvements for iCloud restores for very large libraries with credits downloaded - Fixed an issue where removing tracks from the queue on the currently playing album might not reflect consistently throughout the app’s UI - Fixed an issue where removing an iTunes Match song from your queue in the Mac app might still play the song - Fixed an issue where the wrong now playing artwork could be displayed in a handful of edge cases - Albums now detects if a song failed to play and will retry it once - Fixed an issue where manually-synced songs without track numbers or with duplicated track numbers might display incorrectly - Fixed an issue where the Now Playing widget might still show the add to library button after adding the album to your library inside the app - Fixed an issue where a shuffled playlist might not resume correctly between app launches - Fixed an issue where an album to your library outside of the Albums app might not have a correct library added date