Improved internal class design of adapter classes.
Added support for multiple click areas in a single listview row.
Fixed user's playbacklog view.
Fixed layout for user items.
Don't fetch playlists when empty. Rely on currentRevision instead.
Improved login and register dialog.
Fixed NPE in HatchetInfoPlugin.
Never store a PlaylistEntry with a null entryId.
Fixed ClassCastException when loving a PlaylistEntry.
Correctly re-fetch loved tracks/albums/artists when logged ops sent.