Kloppy

- Opta serializer improvements ([119](https://github.com/PySport/kloppy/pull/119))

- Don't break when wyscout doesn't include end position of shot/pass

Fix import for second spectrum

- 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))

- Add pass type qualifier for opta pass events ([104](https://github.com/PySport/kloppy/pull/104))

- Default normalization of coordinates ([87](https://github.com/PySport/kloppy/pull/87))
- Add missing statsbomb shot outcome values ([102](https://github.com/PySport/kloppy/pull/102))