What's Changed
* enh: add docstrings, fix tests, and viewers logic by vkt1414 in https://github.com/ImagingDataCommons/idc-index/pull/61
* bug: fix import_metadata import by fedorov in https://github.com/ImagingDataCommons/idc-index/pull/62
**Full Changelog**: https://github.com/ImagingDataCommons/idc-index/compare/0.5.0...0.5.1