Django 3.0 beta 1 released

[Mariusz Felisiak]

We've made the second release on the way to Django's next major
release, Django 3.0! With a month and a half until the final release,
we'll need timely testing from the community to ensure a stable
release. Check out the blog post:

https://www.djangoproject.com/weblog/2019/oct/14/django-30-beta-1-released/