[GL] Create GeoLib::ORIGIN only once.

GeoLib/Point.cpp

+/**
+ * \file
+ *
+ * \copyright
+ * Copyright (c) 2012-2015, OpenGeoSys Community (http://www.opengeosys.org)
+ *            Distributed under a Modified BSD License.
+ *              See accompanying file LICENSE.txt or
+ *              http://www.opengeosys.org/project/license
+ *
+ */
+
+#include "Point.h"
+
+namespace GeoLib
+{
+    const Point ORIGIN(0, 0, 0);
+}

GeoLib/Point.h

@@ -66,7 +66,7 @@ protected:
 	void setID(std::size_t id) { _id = id; }
 };
 
-static const Point ORIGIN(0, 0, 0);
+extern const Point ORIGIN;
 }
 
 #endif /* POINT_H_ */