fixes bug 1053853 - django 1.4.14/1.5.9/1.6.6 security update (Socorro)
Merge pull request #2309 from peterbe/bug-1053853-django-1414159166-security-update-socorro

fixes bug 1053853 - django 1.4.14/1.5.9/1.6.6 security update (Socorro)