mozilla/bedrock — pull request #2438 by jgmize (2014-11-03 05:17:31+00:00)
Title: Avoid django DST error: bug 1092647

Use tz-aware datetime in query to avoid automatic conversion by
django.utils.timezone.make_aware, which will throw an error during DST
change, because Zen. https://code.djangoproject.com/ticket/22598