define openstack-havana repo as bare link

rdo rpm for some reasons comes with puppetlabs and other useless repos
Merge pull request #164 from MirantisDellCrowbar/sbubnov/bug/rhel-havana/repofix/hydrogen/master

https://github.com/crowbar/barclamp-swift/pull/164

Merged by devtool for ArkadyKanevsky
correcting uwsgi supporting (used resource uwsgi)
remove unused templates/files
Merge pull request #163 from MirantisDellCrowbar/improve/uwsgi/hydrogen/master

correcting uwsgi supporting (used resource uwsgi)