BGE Python API

Use 'const char *' rather then the C++ 'STR_String' type for the attribute identifier of python attributes.

Each attribute and method access from python was allocating and freeing the string.
A simple test with getting an attribute a loop shows this speeds up attribute lookups a bit over 2x.

source/gameengine/GameLogic/SCA_NORController.cpp

@@ -137,7 +137,7 @@ PyMethodDef SCA_NORController::Methods[] = {
 	{NULL,NULL} //Sentinel
 };
 
-PyObject* SCA_NORController::_getattr(const STR_String& attr) {
+PyObject* SCA_NORController::_getattr(const char *attr) {
 	_getattr_up(SCA_IController);
 }