os-vif 3.6.0 release

meta:version: 3.6.0
meta:diff-start: -
meta:series: dalmatian
meta:branch: master
meta:release-type: release
meta:pypi: yes
meta:first: yes
meta:release:Author: Elod Illes <elod.illes@est.tech>
meta:release:Commit: Elod Illes <elod.illes@est.tech>
meta:release:Change-Id: Ibbc1bb15df23fac392aceb90a7f48defa80ba289
meta:release:Code-Review+2: Elod Illes <elod.illes@est.tech>
meta:release:Workflow+1: Thierry Carrez <thierry@openstack.org>
meta:release:Code-Review+2: Thierry Carrez <thierry@openstack.org>