------
Fixed
+++++
- Code format with ``black``
- Lint with ``ruff``
- Test with GitHub Actions rather than Travis
- Move examples in docs to notebooks so they can be tested with ``nbval`` and added to docs with ``nbsphinx``
- Update minimum Python to 3.8 and test on 3.11
Removed
+++++++
- Stop document the "Rachel-style neutralization" and parsing from Excel as these may be deprecated eventually.