To all, Important safety issue with Aurdupilot 2.7. I speak from experience. No damage done, but it was a completely unexpected jump to full throttle while I was attempting to program myCastle Phoenix 25 in a skyfun sitting on my workbench. To enter programing mode you must power up the ESC with the throttle set to max. The moter ESC won't arm unless it gets a zero signal. So I turn on the Tx at…