Stabilizer: Added acceleration vector magnitude log variable
Stabilizer: Added acceleration vector magnitude log variable

Can be used for stuff like free-fall detection. Value sent is the square of the
magnitude (sqrt is cheaper on the pc side).

peteflorence/crazyflie-tools,peteflorence/crazyflie-tools,blandry/crazyflie-tools,blandry/crazyflie-tools,blandry/crazyflie-tools,peteflorence/crazyflie-tools,peteflorence/crazyflie-tools,blandry/crazyflie-tools