v4.2.0:
- Player controls in scenes view
- Fix issue that after edit of a scene the notelist was not always updated
- Fix issue, that when editing a note, sometimes the position jumps arbitrarily

v4.3.0:
- Show scene number in front of scene title
- Hide control buttons to go to previous/next scene if there is not such as scene
- Add option for compact scenes layout
- Fix crash when deleting a scene
- Fix: volume-slider button did not always reappear
