Hello, First I would like to congratulate you guys who have developped the ArduCopter/ArduPilot kits ! I recently bought and built an AC2 from JDrones, explanations on the Arducopter Wiki were perfectly clear, and the copter behaved as I had intended ! My first test flights went perfect...until this weekend where I messed up with the simple mode (yeah, reorienting yourself to follow your copter i…