- Update to 4.0.0:
* Updates for Flask-SQLAlchemy 3.x compatiblity
* Enable type comparison and batch mode by default
* Option to rename "db" command group to a custom name
* Better handling of MetaData instances in templates
* Set options correctly when revision --autogenerate is used #463
* Documentation section on configuring Alembic
* Upgrade build to pypy-3.9
* Add Python 3.10 to build
* Add Python 3.11 to build
* Specify license in project metadata #489
* Added list-templates command and support for custom templates
* Alembic templates for aioflask
* Improved project structure
- Add patch add-custom-template.patch, include custom template so the
testsuite passes.
- Remove Python 2 gubbins.
- Switch to %pyunittest macro for running the testsuite.