#22: Added empty actions bar; Implemented open/close actions
#22: Added non-functioning buttons; some styling
#22: Added playList methods that toggle track action flags
#22: Implemented repeat functionality.
#22: Implemented playNext and stopAt functionality.
#22: Added flags/indicators to track.
#22: Save playlist when flagging tracks.
#22: Workaround actions-bar doesnt move when reordering.