horizon 18.3.0 release meta:version: 18.3.0 meta:diff-start: - meta:series: ussuri meta:release-type: release meta:pypi: no meta:first: no meta:release:Author: Akihiro Motoki <amotoki@gmail.com> meta:release:Commit: Akihiro Motoki <amotoki@gmail.com> meta:release:Change-Id: I485468ec07f923ea2419b22aae1a1fe610b7b593 meta:release:Code-Review+2: Sean McGinnis <sean.mcginnis@gmail.com> meta:release:Code-Review+1: Ivan Kolodyazhny <e0ne@e0ne.info> meta:release:Code-Review+2: Hervé Beraud <hberaud@redhat.com> meta:release:Workflow+1: Hervé Beraud <hberaud@redhat.com>