juju/juju — pull request #1269 by voidspace (2014-12-04 13:00:29+00:00)
Title: Backup waits for replicaset

A new WaitUntilReady function that waits for replicaset.IsReady to return true. Backups use this function to wait (up to 60 seconds) for the replicaset to be ready, rather than failing.