Django-registration-redux

- Feature: Greek translations - `381
<https://github.com/macropin/django-registration/pull/381>_`

- Feature: Django 3.0 support - `373
<https://github.com/macropin/django-registration/pull/373>_`
- Feature: Use SHA256 instead of SHA1 for `activation_key` - `362
<https://github.com/macropin/django-registration/pull/362>_`
- Bugfix: Changed path reference from 'login' to 'auth*login'. -
`335 <https://github.com/macropin/django-registration/pull/335>*`

- Bugfix: Pass `user` instance instead of `user.get_username()` to template
context. -
`350 <https://github.com/macropin/django-registration/pull/350>_`
- Feature: Add testing for Django 2.2 and Python 3.7 (no code changes
required). - `352
<https://github.com/macropin/django-registration/pull/352>_`
- Bugfix: Send emails on commit `355
<https://github.com/macropin/django-registration/pull/355>_`

- Feature: Add support for Django 2.1. -
`337 <https://github.com/macropin/django-registration/pull/337>_`
- Bugfix: Don't delete if user.is*active=True in cleanupregistration. -
`342 <https://github.com/macropin/django-registration/pull/342>*`

- Bugfix: Updates Spanish translation messages. -
`333 <https://github.com/macropin/django-registration/pull/333>_`

- Bugfix: Updates Spanish translation messages. -
`330 <https://github.com/macropin/django-registration/pull/330>_`