- Second Spectrum deserializer ([106](https://github.com/PySport/kloppy/pull/106))
- Datafactory event deserializer ([108](https://github.com/PySport/kloppy/pull/108))
- Add distance and speed to frames as well as extra data when available ([109](https://github.com/PySport/kloppy/pull/109))
- Documentation updates ([110](https://github.com/PySport/kloppy/pull/110), [#111](https://github.com/PySport/kloppy/pull/111))