1.0
	Initial release.

1.01
	Less CPU usage; doesn't crash when there are no playlists.

1.02
	Uses "---" instead of "No Data"
	Copy song to other playlist ("o") added.

1.03
	Bugfix: adding single songs from other playlists wasn't
	working.

	Bugfix: adding a whole playlist to the current playlist
	wasn't working.
