Enabled full control over actuator surfaces for the fixedwing model under control mode -1.
In this mode, the setpoint for the fixedwing is a 6-long vector, with each element corresponding to control over:
1. Left Aileron [-1, 1]
2. Right Aileron [-1, 1]
3. Horizontal Tail [-1, 1]
4. Vertical Tail [-1, 1]
5. Main Wing [-1, 1]
6. Thrust [0, 1]