Updated openstack/openstack
Project: openstack/trove  957f72bf311d5c76c5e2f5fffdee4aebd12c56a5

Add templates for replica and replica source

This patch adds templates for replica and replica source.
Previously this was hard coded in the code. This gives
deployers the ability to customize their replication
configurations.

Closes-Bug: 1370125

Change-Id: Ie1b4cff1685d2577240eb43ffecac3c977ba964c