Hello, the meta field of hyperparameters is not copied when calling `add_configuration_space`. Greetings, mike Expected: The meta field persists. Actual: The meta field is None. Offending lines: - https://github.com/automl/ConfigSpace/blob/master/ConfigSpace/hyperparameters.pyx#L224 - https://github.com/automl/ConfigSpace/blob/master/ConfigSpace/hyperparameters.pyx#L354 - https://github.com/automl/ConfigSpace/blob/master/ConfigSpace/hyperparameters.pyx#L727 - https://github.com/automl/ConfigSpace/blob/master/ConfigSpace/hyperparameters.pyx#L1186 - https://github.com/automl/ConfigSpace/blob/master/ConfigSpace/hyperparameters.pyx#L1398 - https://github.com/automl/ConfigSpace/blob/master/ConfigSpace/hyperparameters.pyx#L1654