- Model.init = _declarative_constructor
- Support pshell scripts
- Properly handle read only mode
- Properly handle returning connection to the pool
- Format code with black
- Check that DB is upgraded to latest Alembic version
- Use py3.7 as default, drop support for py34 and py35
- Export type annotations for users
- Add circleci config
- Change license to MIT
- Remove deprecated pytest_runner