Basic firmware for skid-steer rover testing
Bogie: Address hard-coded but functional
Bogie: Now uses 32Mhz clock if external crystal isn't stabilizing.
moved examples into their own folder
Packet handler for send needs to be fixed
Bogie: made delay in main loop a little more sane
Merge branch 'master' into sabert

Conflicts:
	bogie/BUGS.md
Added a little code to allow hardware disable to be wired up to motor controllers.  (It's not currently doing anything, but it will be used to force a hard stop when a limit switch is pressed)
Implemented error if rcv buffer overflows