Now for using Ceilometer notifications from Swift we should
use Ceilometer middleware. Hence we need update template for Swift
to account for incoming and outgoing traffic notifications.
[1] I686e5d94fb72fd2a00973c91673edc417142ee2f
[2] http://docs.openstack.org/developer/oslo.messaging/transport.html#oslo_messaging.TransportURL
Change-Id: Ib6efd4a1ab4b76c74cffc546383f5382c24a8c43
Related-bug: #1510064