Fix Lama coax config

ROMFS/px4fmu_common/init.d/15001_coax_heli

@@ -1,6 +1,6 @@
 #!nsh
 #
-# @name Coaxial Helicopter (such as Esky Lama v4 or Esky Big Lama)
+# @name Esky (Big) Lama v4
 #
 # @type Coaxial Helicopter
 # 
@@ -12,7 +12,8 @@
 # @maintainer Emmanuel Roussel
 #
 
-set VEHICLE_TYPE mc
+sh /etc/init.d/rc.mc_defaults
+set MIXER coax
 
 if [ $AUTOCNF == yes ]
 then
@@ -47,7 +48,6 @@ then
 	param set MC_YAWRATE_FF 0
 fi
 
-set MIXER coax
 # use PWM parameters for throttle channel
 set PWM_OUT 34
 set PWM_RATE 400
@@ -62,4 +62,3 @@ set PWM_AUX_OUT 1234
 set PWM_AUX_DISARMED 1500
 set PWM_AUX_MIN 1000
 set PWM_AUX_MAX 2000
-

ROMFS/px4fmu_common/init.d/rcS

@@ -736,6 +736,10 @@ then
 			then
 				set MAV_TYPE 14
 			fi
+			if [ $MIXER == coax ]
+			then
+				set MAV_TYPE 3
+			fi
 		fi
 
 		# Still no MAV_TYPE found