Airframe parser: add docs
Airframe parser: add docs

acfloria/Firmware,dagar/Firmware,dagar/Firmware,PX4/Firmware,krbeverx/Firmware,PX4/Firmware,krbeverx/Firmware,krbeverx/Firmware,acfloria/Firmware,dagar/Firmware,PX4/Firmware,dagar/Firmware,acfloria/Firmware,dagar/Firmware,krbeverx/Firmware,PX4/Firmware,dagar/Firmware,PX4/Firmware,krbeverx/Firmware,acfloria/Firmware,acfloria/Firmware,PX4/Firmware,krbeverx/Firmware,krbeverx/Firmware,acfloria/Firmware,acfloria/Firmware,PX4/Firmware,dagar/Firmware