On flavors menu, the _update.html file was deleted.

The openstack_dashboard/dashboards/admin/flavors/templates/
flavors/_update.html is not longer used, so it was deleted.

Change-Id: I88c5b6c75d577cadc1e533a466ecc6489eefcdc8
Closes-Bug: #1288968
Updated outdated docstring, fixed typo/space

Change-Id: Ie0770eb4c9c3dd859d393f4005cb1b63bd9176c2
Closes-Bug: #1288887
Adding django 1.6 support

Adding tox config to maintain django 1.5 support.

Implements: blueprint django-1point6
Change-Id: Id51b61f8ec8f5a1f83b4d3520dfa4273f07db4cb
Merge "On flavors menu, the _update.html file was deleted."
Merge "Updated outdated docstring, fixed typo/space"
Merge "Adding django 1.6 support"