albums sort by date instead of alphabetically

musik.py

@@ -187,8 +187,9 @@ class Selection(Resource):
 					found.append(track)
 			if not found:
 				abort(404, message="Artist does not exist.")
-			found = list(set(t.album for t in found))
-			return sorted(found)
+			seen = {track.album: track.date for track in found}
+			found = sorted(seen.keys(), key=lambda album: seen[album])
+			return found
 
 
 class RandomSelection(Resource):