Add module for model-based 3D wind estimation

Add Airflow message

Integrate airflow messages

initialize parameters at a better place

Poll local velocity for wind estimates

F

Fix

msg/Airflow.msg

@@ -0,0 +1,13 @@
+# Airspeed data from sensors
+#
+# This is published by airspeed sensor drivers, CAN airspeed sensors, simulators.
+# It is subscribed by the airspeed selector module, which validates the data from multiple sensors and passes on a single estimation to the EKF, controllers and telemetry providers.
+
+uint64 timestamp                 # [us] Time since system start
+uint64 timestamp_sample          # [us] Timestamp of the raw data
+float32 u   			 # [m/s] Body-relative air relative velocity component / X direction
+float32 v        		 # [m/s] Body-relative air relative velocity component / Y direction
+float32 w               	 # [m/s] Body-relative air relative velocity component / Z direction
+float32 windspeed_north	# [m/s] Wind component in north / X direction
+float32 windspeed_east # [m/s] Wind component in east / Y direction
+float32 windspeed_down # [m/s] Wind component in down / Z direction

msg/CMakeLists.txt

@@ -46,6 +46,7 @@ set(msg_files
 	AdcReport.msg
 	Airspeed.msg
 	AirspeedWind.msg
+	Airflow.msg
 	AutotuneAttitudeControlStatus.msg
 	BatteryInfo.msg
 	ButtonEvent.msg