* Added informative badges on README.md
* Adapted Impostor to newer versions of django 1.11, 2.0, 2.1, 2.2, 3.0
* Added tox for test running in diferent python and django versions
* Tests migrated to pytest
* Improved tests and coverage
* Added publishing to pypi.org via github action
* Added support for django custom_user_model
* updated todo list
* Improved documentation on README.md
* Added changelog
* Removed unnecessary code
* Added migrations
* Added flake8 linter