What's Changed
* feat: add --dir-template argument to cli entrypoints by LennyN95 in https://github.com/ImagingDataCommons/idc-index/pull/98
* Add IDCClient() singleton feature by LennyN95 in https://github.com/ImagingDataCommons/idc-index/pull/99
* enh: update idc-index-data to 18.1.0 by fedorov in https://github.com/ImagingDataCommons/idc-index/pull/103
* enh: add contributing guidelines by fedorov in https://github.com/ImagingDataCommons/idc-index/pull/104
* ENH: improve error reporting for unrecognized items from the manifest by fedorov in https://github.com/ImagingDataCommons/idc-index/pull/105
* list_indices and fetch_index implemented by DanielaSchacherer in https://github.com/ImagingDataCommons/idc-index/pull/101
* feat: enable downloading data from previous idc data versions by vkt1414 in https://github.com/ImagingDataCommons/idc-index/pull/108
New Contributors
* LennyN95 made their first contribution in https://github.com/ImagingDataCommons/idc-index/pull/98
* DanielaSchacherer made their first contribution in https://github.com/ImagingDataCommons/idc-index/pull/101
**Full Changelog**: https://github.com/ImagingDataCommons/idc-index/compare/0.5.10...0.6.0