Switch to use tox in the build pipeline.
Switch to use tox in the build pipeline.

Sure, we get fewer dimensions, but tox handles all the virtualenv
creation and it's nice to test in CI the same way developers run the
tests themselves.

Avoids duplication and additional maintenance too.

grahamu/django-test-plus,grahamu/django-test-plus,revsys/django-test-plus,revsys/django-test-plus