* Use `import_resouces` to access data more reliably
* Fix YAML loading safety issues
* Use src layout
* Use setup.cfg and drop custom version/readme code
* Use PEP 517 builds if available
* Generate version from git tags, include in sdist/wheels
* Remove test / pytest runners from setup.py
* Loading Config file api uses class method instead of magic global
* Use GitHub Actions to make releases - universal wheel only