What's Changed
* Add Ratcliff-Obershelp distance metric by tmalthouse in https://github.com/ion-elgreco/polars-distance/pull/19
New Contributors
* tmalthouse made their first contribution in https://github.com/ion-elgreco/polars-distance/pull/19
**Full Changelog**: https://github.com/ion-elgreco/polars-distance/compare/0.4.2...0.4.3