Make support url and email optional individually - require either instead (bug 1076243)
Increase soft-limit for validator task (bug 1068339)

This should match VALIDATOR_TIMEOUT + 10s.
Allow shared secret auth on OperatorPermissionViewSet.
Merge pull request #2673 from chuckharmston/permission_viewset_auth

Allow shared secret auth on OperatorPermissionViewSet.
Test on both Python 2.6 and 2.7
Merge pull request #2670 from diox/require-only-one-support-field

Make support url and email optional individually - require either instead (bug 1076243)
Merge pull request #2672 from diox/validation-task-soft-limit

Increase soft-limit for validator task (bug 1068339)
Bump Django to 1.7
Fix deprecated `get_query_set`
Fix jingo/waffle conflicts
Fix translations app

The `ModelErrorCollection` was removed but there is now an easier way.
Update 3rd party apps
Update nuggets to take REDIS_BACKENDS as a dict
Bump requirements after fixes
Bump Travis to Python 2.7
Fix since outer_if_first went away. OUTER JOINs are now the default.
Bump django-cache-machine requirement
Pulled django-queryset-transform into project.

Also updated `get_query_set` to `get_queryset`.
Bump mozilla/nuggets after Django 1.7 fixes merged.