What's Changed
* allow `log_dir=None` as an argument to `make_sequential_log_dir`, which will create and use a temporary directory in https://github.com/ahalev/experiment-config/pull/34
* collect type correctly with list-like defaults by in https://github.com/ahalev/experiment-config/pull/35
* Passing `null` as a command-line argument will result in a value of `None` in python in https://github.com/ahalev/experiment-config/pull/37, https://github.com/ahalev/experiment-config/pull/38
* Convert `Namespacify` to `pd.Series` with `Namespacify.to_series` in https://github.com/ahalev/experiment-config/pull/40
* Logging updates in https://github.com/ahalev/experiment-config/pull/42, https://github.com/ahalev/experiment-config/pull/43
* allow default config to be dict in https://github.com/ahalev/experiment-config/pull/45
* remove `name` attribute from namespacify in https://github.com/ahalev/experiment-config/pull/46
* version bump by ahalev in https://github.com/ahalev/experiment-config/pull/47
**Full Changelog**: https://github.com/ahalev/experiment-config/compare/v0.2...v0.21