Updated openstack/openstack
Project: openstack-dev/devstack  c3bd7029782f2bd55a3619dc11995cf26eb7fa16
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don't use pip -e install for libraries

libraries in openstack shouldn't be installed editable, as it
causes all manner of issues (especially complicated by the use
of namespace packages). Install these globally as part of the
devstack installation process.

Change-Id: I11acb169e74069be0618e57496ff342f9e788493