SpeakersManager - adapted to undo system
SpeakersManager - adapted to undo system
fix: problems with playback
fix: after smalljumping (left) to 0s, smalljump (right) stop working
fix: after smalljumping (left) to 0s, smalljump (right) stop working
cleanup in keyboard shortcuts code. Removed code that does nothing
fix: Waveform, errors in rendering, when audio data are shorter than waveform