handle text event metaevent
midi now prints individual note events
Merge branch 'master' into midi_input
handle use of zero-velocity for note end
Merge branch 'master' into midi_input
Merge branch 'master' into midi_input

Conflicts:
	sebastian/midi/midi.py
stub for MIDI handler
moved to handler pattern
base handler
fixed handlers
fixed bad handling of note end
Adding velocity supports to points in write_midi, tests included. Closes #37.
Muscle memory will take years to unlearn.
Accidentally guarded against invalid velocities twice.
Merge remote-tracking branch 'origin/master' into midi_input
Merge pull request #38 from smcq/master

Adding velocity supports to points in write_midi, tests included. Closes #37.
create list of OSequence from MIDI
Merge branch 'master' into midi_input
Merge branch 'midi_input' fixes #3