Added destructor for controller

src/turboPmacAxis.h

@@ -24,6 +24,7 @@ class turboPmacAxis : public sinqAxis {
     /**
      * @brief Destroy the turboPmacAxis
      *
+     * This destructor is necessary in order to use the PIMPL idiom.
      */
     virtual ~turboPmacAxis();
 

src/turboPmacController.cpp

@@ -179,7 +179,7 @@ turboPmacController::turboPmacController(const char *portName,
     }
 }
 
-turboPmacController::~turboPmacController(void) {}
+turboPmacController::~turboPmacController() {}
 
 /*
 Access one of the axes of the controller via the axis adress stored in asynUser.

src/turboPmacController.h

@@ -41,7 +41,7 @@ class turboPmacController : public sinqController {
      * destructor needs to be provided for handling turboPmacControllerImpl.
      *
      */
-    ~turboPmacController(void) {}
+    virtual ~turboPmacController();
 
     /**
      * @brief Get the axis object