BZ 1038766 - Qpid username and password

https://bugzilla.redhat.com/show_bug.cgi?id=1038766

qpid username/password standalone controller glance fix

Cherry picking notes: this commit requires prior commits ed541f7,
7229eb0, e8d6b9b.  See
https://github.com/redhat-openstack/astapor/pull/138 .