Verson 1.3.0 [2021-11-29]

- [change] Allow possibility to point swappable dependency to specific migration number
  (instead of only to ``__latest__``)

Version 1.2.0 [2021-11-12]

- [feature] Add possibility to point swappable dependency to ``__latest__``
- [change] Added support for Python 3.9
- [change] Added support for Django 3.2 and Django 4.0a1
- [change] Dropped support for old Django versions (<2.2)
- [change] Dropped support for old Python versions (<3.7)
- [feature] Added optional ``require_ready`` argument to ``load_model`` function

update library versions

update pypi links [skip ci]