reverted back to double quoted string Conflicts: lib/fog/openstack/identity.rb lib/fog/openstack/requests/compute/get_volume_details.rb lib/fog/openstack/requests/compute/list_security_groups.rb lib/fog/openstack/requests/identity/list_tenants.rb lib/fog/openstack/requests/image/create_image.rb lib/fog/openstack/requests/image/list_public_images.rb lib/fog/openstack/requests/image/list_public_images_detailed.rb lib/fog/openstack/requests/image/update_image.rb tests/openstack/requests/compute/volume_tests.rb