Hit display

A new system is added to gmex for the display of hits. This creates a dependency on hdf5.

GeoModelVisualization/GXClashPointSystems/GXClashPointSystems/GXClashPointSystem.h

@@ -49,6 +49,9 @@ public slots:
   void showClashPoint3(bool);
   void showClashPoint4(bool);
   void setPointSize(int);
+
+signals:
+  void updateTransparencyType(unsigned type);
   
 private:
   class Imp;