Use axisParam accessor macros

src/masterMacsController.h

@@ -8,11 +8,15 @@
 
 #ifndef masterMacsController_H
 #define masterMacsController_H
-#include "masterMacsAxis.h"
 #include "sinqAxis.h"
 #include "sinqController.h"
 #include <memory>
 
+// Forward declaration of the controller class to resolve the cyclic dependency
+// between the controller and the axis .h-file. See
+// https://en.cppreference.com/w/cpp/language/class.
+class masterMacsAxis;
+
 struct masterMacsControllerImpl;
 
 class masterMacsController : public sinqController {