Updated openstack/openstack
Project: openstack/horizon  296d3c8e317b5f5565faf1ae8b2ae471a9cfe7da
null
Document the IMAGE_LIST_FILTER_TENANTS setting

This has been around since Grizzly.

Change-Id: I1e3d3f3aaf2c0d6d7698572a1efbae9acb3e0a3e
Partial-Bug: #1221115