This patch release updates the packaged version of `OPSIN` to 2.8.0 - no changes have been introduced to `py2opsin`.
What's Changed
* bump to latest OPSIN release, update readme with opsin citation, etc by JacksonBurns in https://github.com/JacksonBurns/py2opsin/pull/17
**Full Changelog**: https://github.com/JacksonBurns/py2opsin/compare/v1.0.5...v1.0.6