Unreleased: 0.4.3

0.4.2 (2024-09-09)

Switch to GitHub Actions for CI (instead of Travis CI)
Various documentation and readme tweaks
Add type annotations (#12, #13, by @KOLANICH)
Introduce code formatting tools; black, isort, pre-commit
Eliminate pkg_resources dependency and switch to importlib.resources for Python 3.12+ compatibility (#19)
Switch to pyproject.toml based project metadata (#21)