Add method definition for set_centripetal()

git-svn-id: https://arducopter.googlecode.com/svn/trunk@1756 f9c3cf11-9bcb-44bc-f272-b75c42450872

libraries/AP_DCM/AP_DCM.h

@@ -39,7 +39,8 @@ public:
 	Matrix3f	get_dcm_matrix(void) {return _dcm_matrix; }
 	Matrix3f	get_dcm_transposed(void) {Matrix3f temp = _dcm_matrix;  return temp.transpose();}
 
-	void		set_centripetal(bool b);
+	void		set_centripetal(bool b) {_centripetal = b;}
+	bool		get_centripetal(void) {return _centripetal;}
 	void		set_compass(Compass *compass);
 
 	// Methods