`save_samples` is shown in the example configs but it isn't supported by the main branch

[mikeogezi]

DRLX/configs/ddpo_sd_pickapic.yml

Line 41 in 2c20e43

save_samples: False

save_samples is not supported by the main branch. When in the config, it causes the following error:

Traceback (most recent call last):
  File "/home/ogezi/miniconda3/lib/python3.9/runpy.py", line 188, in _run_module_as_main
    mod_name, mod_spec, code = _get_module_details(mod_name, _Error)
  File "/home/ogezi/miniconda3/lib/python3.9/runpy.py", line 111, in _get_module_details
    __import__(pkg_name)
  File "/home/ogezi/projects/Freda/relations-encoding/spatial_rl.py", line 135, in <module>
    config = DRLXConfig.load_yaml("configs/ddpo_sd.yml")
  File "/home/ogezi/miniconda3/lib/python3.9/site-packages/drlx/configs.py", line 325, in load_yaml
    return cls.from_dict(config)
  File "/home/ogezi/miniconda3/lib/python3.9/site-packages/drlx/configs.py", line 354, in from_dict
    train=TrainConfig.from_dict(config["train"]),
  File "/home/ogezi/miniconda3/lib/python3.9/site-packages/drlx/configs.py", line 12, in from_dict
    return cls(**cfg)
TypeError: __init__() got an unexpected keyword argument 'save_samples'