Added workaround for bug https://bugs.launchpad.net/mos/+bug/1427782
Added workaround for bug https://bugs.launchpad.net/mos/+bug/1427782

avlasov-mos-de/mos-tempest-runner,obutenko/mos-tempest-runner,avlasov-mos-de/mos-tempest-runner,Mirantis/mos-tempest-runner,obutenko/mos-tempest-runner,Mirantis/mos-tempest-runner