ackermann: new features and improvements

added return mode support, slew rates for actuators, new ackermann specific message, improved cornering slow down effect and fixed logging issue.

msg/CMakeLists.txt

@@ -180,6 +180,7 @@ set(msg_files
 	RegisterExtComponentReply.msg
 	RegisterExtComponentRequest.msg
 	RoverAckermannGuidanceStatus.msg
+	RoverAckermannStatus.msg
 	Rpm.msg
 	RtlStatus.msg
 	RtlTimeEstimate.msg

msg/RoverAckermannGuidanceStatus.msg

@@ -1,10 +1,9 @@
 uint64 timestamp # time since system start (microseconds)
 
-float32 actual_speed # [m/s] Rover ground speed
-float32 desired_speed # [m/s] Rover desired ground speed
-float32 lookahead_distance # [m] Lookahead distance of pure the pursuit controller
-float32 heading_error # [deg] Heading error of the pure pursuit controller
-float32 pid_throttle_integral # [-1, 1] Integral of the PID for the normalized throttle to control the rover speed during missions
-float32 crosstrack_error # [m] Shortest distance from the vehicle to the path
+float32 desired_speed 		# [m/s] Rover desired ground speed
+float32 lookahead_distance 	# [m] Lookahead distance of pure the pursuit controller
+float32 heading_error 		# [deg] Heading error of the pure pursuit controller
+float32 pid_throttle_integral 	# [-1, 1] Integral of the PID for the normalized throttle to control the rover speed during missions
+float32 crosstrack_error 	# [m] Shortest distance from the vehicle to the path
 
 # TOPICS rover_ackermann_guidance_status

msg/RoverAckermannStatus.msg

@@ -0,0 +1,7 @@
+uint64 timestamp # time since system start (microseconds)
+
+float32 throttle_setpoint 	# [-1, 1] Normalized throttle setpoint
+float32 steering_setpoint 	# [-1, 1] Normalized steering setpoint
+float32 actual_speed       	# [m/s] Rover ground speed
+
+# TOPICS rover_ackermann_status