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

source/gameengine/Ketsji/KX_RaySensor.cpp

@@ -414,6 +414,6 @@ PyObject* KX_RaySensor::PyGetHitNormal(PyObject* self,
 
 
 
-PyObject* KX_RaySensor::_getattr(char* attr) {
+PyObject* KX_RaySensor::_getattr(const STR_String& attr) {
 	_getattr_up(SCA_ISensor);
 }