- Update requirement to envs-manager >= 0.1.3
- Update requirement to spyder>= 6.0.0alpha1 and update CI to test using Spyder master branch
- Add some tests
- Update README, docs and add RELEASE
- Do initial UX/UI fixes round
Depends on the release of the first Spyder 6 alpha: https://github.com/spyder-ide/spyder/milestone/119