Updated openstack/openstack
Project: openstack/horizon  0a5cd9329351b592c72e5c11b988d59699fb189c

Fixed styling of ajax-animated bar

Did some css clean up as well. Removed the action_required_img class,
which is just a duplicate of the loading_gif.

Change-Id: I3f7f77d2b3ed56ff1c417241dc4b49ad763a1e81
Closes-Bug: #1349976