ovsdbapp 0.3.0 release

meta:version: 0.3.0
meta:diff-start: -
meta:series: pike
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: I46f93d7859e56e93bdeaa07c3be59e9ed2f1a300
meta:release:Code-Review+2: Thierry Carrez <thierry@openstack.org>
meta:release:Workflow+1: Thierry Carrez <thierry@openstack.org>