python-novaclient 6.0.0 release

meta:version: 6.0.0
meta:diff-start: -
meta:series: newton
meta:release-type: release
meta:announce: openstack-announce@lists.openstack.org,openstack-dev@lists.openstack.org
meta:pypi: yes
meta:first: no
meta:release:Author: Matt Riedemann <mriedem@us.ibm.com>
meta:release:Commit: Matt Riedemann <mriedem@us.ibm.com>
meta:release:Change-Id: I7e8800e07e98863978d25ebaf2fb1e336cff1649
meta:release:Code-Review+1: Tony Breeds <tony@bakeyournoodle.com>
meta:release:Code-Review+1: Swapnil Kulkarni (coolsvap) <me@coolsvap.net>
meta:release:Code-Review+2: Thierry Carrez <thierry@openstack.org>
meta:release:Workflow+1: Thierry Carrez <thierry@openstack.org>
Merge "Add support for v2.37 and auto-allocated networking"