Backport of 787dd6519a from master
787dd6519a
In addition to simplifying the code, this reduces the number of writes. Backport of bd059e3f8c from master
bd059e3f8c
Added comments in the three empty models.py files that are still needed. Adjusted the test runner to add applications corresponding to test labels to INSTALLED_APPS even when they don't have a models module.