Tweaking playlist queue to merge in pointless PlaylistIdQueue and add
improved already played support
Merge branch 'master' of https://github.com/KolonelKustard/discodj.git
Maming it clearer when something can be played again
Only allows drag/drop when media can be added to playlist
Added AbstractMedia to provide default equals, hashish and tosperm
implementations
Corrected a warning
Fixed some of the queueing issues
Playing with the dj view layout