Updated openstack/openstack
Project: openstack/horizon  5fab274e1b89525e4d85e744e7cc98ba82cfbb37
null
Support warning messages in SelfHandlingForm

Sometimes we need to show a prominent message at the top of a form to
warn the user about something. One example is trying to snapshot an
in-use volume.

Change-Id: I073fe6bd049eb90b7a6ed45abfad96ebda3510eb
Related-Bug: #1202929