[wip] Playback Module, works, but a second task is needed to have the players be able to listen to the droid and react to band flourish
[added] some refactoring

Change-Id: I3f7e9667170dee89ba6d201409bbece03123f8e8
Merge "[wip] Playback Module, works, but a second task is needed to have the players be able to listen to the droid and react to band flourish [added] some refactoring" into unstable