Bug 841773: Upgrade Django.
Merge pull request #636 from pmclanahan/upgrade-django

Bug 841773: Upgrade Django.
Bug 841773: Add ALLOWED_HOSTS setting.
Merge pull request #637 from pmclanahan/upgrade-django

Bug 841773: Add ALLOWED_HOSTS setting.
Bug 830441 Locale info inserted into the message

Signed-off-by: Paul McLanahan <paul@mclanahan.net>