python-intervals-0.8.1-bp154.1.18

- Do not restrict pytest5 as newer updates made it work

- Restrict pytest5 as the tests are not compatible with it

- Fix pytest call so it works on 42.3

- Update to version 0.8.1
  * Fixed interval coercion (#41)

- Implement single-spec version
- Update to version 0.8.0
  * See changelog at https://github.com/kvesteri/intervals/blob/0.8.0/CHANGES.rst

- Initial version