cleaned code and added comments
fixed threading prob w/ double mapping track
settings?
Raj's changes on master.
test
Merge branch 'dev' of https://github.com/wimbot32259/M3-BeatMatrix into dev

Conflicts:
	BeatMatrix/bin/classes.dex
	BeatMatrix/bin/resources.ap_
	BeatMatrix/project.properties
	BeatMatrix/src/com/joshuac/beatmatrix/BeatButton.java
	BeatMatrix/src/com/joshuac/beatmatrix/ButtonMatrix.java
Merge branch 'dev' of https://github.com/wimbot32259/M3-BeatMatrix into dev

Conflicts:
	BeatMatrix/bin/classes.dex
	BeatMatrix/bin/resources.ap_
	BeatMatrix/res/drawable/playonce.xml
	BeatMatrix/src/com/joshuac/beatmatrix/BeatButton.java
merge
GestureListeners implemented. Old code is just commented out. Small latency using SingleTapConfirmed()