message: added shutdown method
diff: @@ -195,11 +195,21 @@ static PyObject *py_ue_get_py_proxy(ue_PyUObject *self, PyObject * args)
  Py_RETURN_NONE;
  }
  +static PyObject *py_unreal_engine_shutdown(PyObject *self, PyObject * args)
  +{
  +
  + GIsRequestingExit = true;
  +
  + Py_RETURN_NONE;
  +}
  +
  static PyMethodDef unreal_engine_methods[] = {
  { "log", py_unreal_engine_log, METH_VARARGS, "" },
  { "log_warning", py_unreal_engine_log_warning, METH_VARARGS, "" },
  { "log_error", py_unreal_engine_log_error, METH_VARARGS, "" },
  + { "shutdown", py_unreal_engine_shutdown, METH_VARARGS, "" },
  +
  { "add_on_screen_debug_message", py_unreal_engine_add_on_screen_debug_message, METH_VARARGS, "" },
  { "print_string", py_unreal_engine_print_string, METH_VARARGS, "" },
  