At competition 3/15/13
Made TurnUntilTargetFound a CommandGroup written in terms of existing
commands.
Added rotation test mode
Moved Fire3Frisbees code to separate command.
After solving encoder issue - right encoder was dead causing rotation
angles + driving distances to be off.
After autonomous testing 3/15/13
Temporarily disabled vision targetting until calibrated for field.
Re-enabled vision tracking for center and right auto modes.