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