Release v0.4.0

Version 0.4.0

Release v0.3.4

Version 0.3.4

Release v0.3.3

Version 0.3.3

Release v0.3.1

Bump build system

Release v0.3.0

Run tests on python 3.9 (#19)

This also requires being more specific about compatible python versions for poetry (arguably a bug in poetry).

I've also moved to a simpler installation method for poetry.

#minor

Release v0.2.4

Version 0.2.4

Release v0.2.3

Version 0.2.3

Release v0.2.2

Version 0.2.2

Release v0.2.1

Version 0.2.1

Release v0.2.0

Version 0.2.0