barbican-tempest-plugin 4.2.0 release

meta:version: 4.2.0
meta:team: barbican
meta:diff-start: -
meta:series: epoxy
meta:branch: master
meta:release-type: release
meta:pypi: no
meta:first: yes
meta:release:Author: Ghanshyam Mann <gmann@ghanshyammann.com>
meta:release:Commit: Ghanshyam <gmann@ghanshyammann.com>
meta:release:Change-Id: Id2dd3c3f46db523c161ac784493139642e825d95
meta:release:Code-Review+2: Thierry Carrez <thierry@openstack.org>
meta:release:Workflow+1: Thierry Carrez <thierry@openstack.org>
meta:release:Code-Review+2: Elod Illes <elod.illes@est.tech>