fixes #2222 hostgroup form can be scoped by multiple taxonomys.
fixes #2251 - adds openstack image listing

also refactor image list fetching
fixes #2252 - add supports to openstack log console
fixes #2253 adds openstack floating ip support
fixes #2262 - handle strings from PostgreSQL
Merge remote-tracking branch 'foreman/develop' by rel-eng/build.sh
Automatic rebase to latest nightly Foreman
Automatic commit of package [foreman] minor release [1.1stable-7.14a61af].