Rename get_query_set to get_queryset.

Review Request #8690 — Created Jan. 31, 2017 and submitted — Latest diff uploaded

Information

Review Board
release-3.0.x
bdf9e74...

Reviewers

Django 1.6 renamed Manager.get_query_set to get_queryset. There were
compatibility shims in place, but these are removed in Django 1.8. This change
renames our use of these.

Ran unit tests.