0.30.0

What's Changed

• Added deprecation warning about dropping support for SQLAlchemy 1.3 soon, it is effectively EOL.
• Added support for SQLAlchemy 2.0. See also What's New in SQLAlchemy 2.0 and SQLAlchemy 2.0 migration guide.
• Updated to geojson 3.0.0.

Full Changelog: 0.29.0...0.30.0