Updating recording implementation (still untested).
Cleaning up RecordState

RecordState fully tested and functional on real device. Will not work on
emulator. Set EMULATOR to false in RecordState to test on real device.
Merge PlayState changes

Conflicts:
	src/com/panzoid/soundboard/controller/MainActivity.java
	src/com/panzoid/soundboard/model/state/PlayState.java