Log message

Refresh MusicSequence when document has been modified since last play.

	Modify	/trunk/edenx/English.lproj/MyDocument.xib	diff
	Modify	/trunk/edenx/English.lproj/TrackEditor.xib	diff
	Modify	/trunk/edenx/edenx.xcodeproj/glaurent.pbxuser	diff
	Modify	/trunk/edenx/edenx.xcodeproj/glaurent.perspectivev3	diff
	Modify	/trunk/edenx/src/MyDocument.h	diff
	Modify	/trunk/edenx/src/MyDocument.m	diff
	Modify	/trunk/edenx/src/MyDocument.xcdatamodel/elements	diff
	Modify	/trunk/edenx/src/MyDocument.xcdatamodel/layout	diff
	Modify	/trunk/edenx/src/Player.h	diff
	Modify	/trunk/edenx/src/Player.m	diff
	Modify	/trunk/edenx/src/Recorder.m	diff
	Modify	/trunk/edenx/src/TrackEditor.h	diff
	Modify	/trunk/edenx/src/TrackEditor.m	diff