mc_pos_control: set local position setpoint message for idle; for logging purpose,

always send local position setpoint when in air

src/modules/mc_pos_control/TranslationControl.hpp

@@ -72,6 +72,7 @@ public:
 
 	matrix::Vector3f getThrustSetpoint() {return _thr_sp;}
 	float getYawSetpoint() { return _yaw_sp;}
+	float getYawspeedSetpoint() {return _yawspeed_sp;}
 	float getThrottle() {return _throttle;}
 	matrix::Vector3f getVelSp() {return _vel_sp;}
 	matrix::Vector3f getPosSp() {return _pos_sp;}