Add a default constructor to TaggedUnion; resolves #608 (#612)

Bumped version to 0.23.0

Bumped version to 0.22.0

Re-add pyproject.tml to fix unknown env error (#502)

Bumped version to 0.20.0 (#477)

Bumped version to 0.19.0 (#406)

Do not allow the reading of floats as integers and vice versa (#387)

Version 0.17.0 (#329)

Added a separate README for building the tests

Additional fix for the msgpack package