Major changes
- Remove `scikit-learn` validation constraints from `IndependentFunctionTransformer`. ([237](https://github.com/eonu/sequentia/pull/237))
Minor changes
- Change default `mean_filter`/`median_filter` width to 5. ([238](https://github.com/eonu/sequentia/pull/238))
- Update repository documentation. ([239](https://github.com/eonu/sequentia/pull/239))