The old method of releasing to pypi broke for whatever reason and switching to a supported toolchain is easier than debugging the old one.
Additionally:
- Update gitchangelog
- Fix license entry
- Set long description type
- Gitignore the temporary readme file
Ignores the annoying hidden macOS files .DS_Store and ._* as well as the IDE configuration folders for contributors using the popular Visual Studio Code and Atom IDEs (more can be added later as needed).