midiinput: changed classes to new-style
midiinput: widget polishment
midiinput: destructor added to exit cleanly
Merge remote-tracking branch 'upstream/master'
Merge remote-tracking branch 'upstream/master'
Merge remote-tracking branch 'upstream/master'
midiinput: destructor corrected
Merge remote-tracking branch 'upstream/master'
midiinput: save state of dock
Merge remote-tracking branch 'upstream/master'
Merge remote-tracking branch 'upstream/master'
Merge remote-tracking branch 'upstream/master'
Merge remote-tracking branch 'upstream/master'
Merge remote-tracking branch 'upstream/master'
Merge remote-tracking branch 'upstream/master'
Merge remote-tracking branch 'upstream/master'
dont set a duration for pitches in commands like \relative, \transpose, etc
support \relative, \absolute, \simultaneous and \sequential
touchup
add descendants() and some doc