HIL: don't access dcm functions in HIL mode

the dcm is not valid in HIL_MODE_ATTITUDE

git-svn-id: https://arducopter.googlecode.com/svn/trunk@2894 f9c3cf11-9bcb-44bc-f272-b75c42450872

ArduCopterMega/system.pde

@@ -314,8 +314,10 @@ static void startup_ground(void)
 	//*/
 
 	// setup DCM for copters:
+#if HIL_MODE != HIL_MODE_ATTITUDE
 	dcm.kp_roll_pitch(0.12);		// higher for quads
 	dcm.ki_roll_pitch(0.00000319); 	// 1/4 of the normal rate
+#endif
 	//dcm.kp_yaw(0.02);
 	//dcm.ki_yaw(0);