* Fix minor spelling error
* Added support for the AUAV x2.1 Flight Controller
also removed a duplicate entry for MindPX
from src/comm/USBBoardInfo.json
Adds entries required to correctly identify, download and flash PX4
firmware to the AUAV X2.1 Flight Controller
* Update USBBoardInfo.json
Removed un-needed fallback entries. This has been tested!