remove the landing gear from the attitude setpoint

- An new message is created just for the landing gear
- The old logic is repalaced by publishing this new topic

msg/CMakeLists.txt

@@ -66,6 +66,7 @@ set(msg_files
 	input_rc.msg
 	iridiumsbd_status.msg
 	irlock_report.msg
+	landing_gear.msg
 	landing_target_innovations.msg
 	landing_target_pose.msg
 	led_control.msg

msg/landing_gear.msg

@@ -0,0 +1,6 @@
+uint64 timestamp            # time since system start (microseconds)
+
+int8 LANDING_GEAR_UP = 1	# landing gear up
+int8 LANDING_GEAR_DOWN = -1	# landing gear down
+
+float32 landing_gear

msg/vehicle_attitude_setpoint.msg

@@ -1,6 +1,4 @@
 uint64 timestamp		# time since system start (microseconds)
-int8 LANDING_GEAR_UP = 1	# landing gear up
-int8 LANDING_GEAR_DOWN = -1	# landing gear down
 
 float32 roll_body		# body angle in NED frame (can be NaN for FW)
 float32 pitch_body		# body angle in NED frame (can be NaN for FW)
@@ -27,6 +25,4 @@ uint8 FLAPS_OFF = 0     	# no flaps
 uint8 FLAPS_LAND = 1    	# landing config flaps
 uint8 FLAPS_TAKEOFF = 2 	# take-off config flaps
 
-float32 landing_gear
-
 # TOPICS vehicle_attitude_setpoint mc_virtual_attitude_setpoint fw_virtual_attitude_setpoint