Updated openstack/openstack
Project: openstack/swift  556568b1c38dd0daa9eb6a9de34f54272e4c6465

use replication_ip in ssync

Update ssync_sender to use replication_ip and replication_port from the ring.

Those attributes are supposed to allow for a separate replication network, and
are used by rsync replication.

Change-Id: Ib4cc3cbc1503b85dfdfa0edab58a49c95eac5993