MIKMIDITrack now stores properties from a MusicTrack at initialization time.
Added rudimentary MIDI track visualization view to MIDI Files Testbed window.
Merge branch 'MIDIFiles' of github.com:mixedinkey-opensource/MIKMIDI into MIDIFiles

Conflicts:
	Examples/MIDI Files Testbed/MIDI Files Testbed.xcodeproj/project.pbxproj
	Source/MIKMIDIEvent.m