ovsdbapp 0.6.0 release

meta:version: 0.6.0
meta:diff-start: -
meta:series: queens
meta:release-type: release
meta:pypi: no
meta:first: no
meta:release:Author: Terry Wilson <twilson@redhat.com>
meta:release:Commit: Terry Wilson <twilson@redhat.com>
meta:release:Change-Id: I3a1f96c4d5730c282d9475967e757ec21d36dafa
meta:release:Code-Review+2: Tony Breeds <tony@bakeyournoodle.com>
meta:release:Workflow+1: Tony Breeds <tony@bakeyournoodle.com>