* Fixed secondary text's color in PlaylistDelegate & PlaylistLargeItemDelegate.
* Moved some page-impl out of the headers.
* Use TrackView's setPlaylistItemDelegate across Tomahawk.
* Handle source-icon and info-icon painting in the base delegate class.
* Views handle leaveEvents now and inform the delegate to update itself when required.
* Delegates use the base-class impls for painting / handling.
* Don't print out cache-value in log.