Changed Python _getattr/_setattr methods to use const STR_String& instead of char* - makes using these methods much nicer.

source/gameengine/GameLogic/SCA_ExpressionController.h

@@ -56,7 +56,7 @@ public:
 	/* Python interface ---------------------------------------------------- */
 	/* --------------------------------------------------------------------- */
 
-//	virtual PyObject*  _getattr(char *attr);
+//	virtual PyObject* _getattr(const STR_String& attr);
 
 };