CBQE:0 Wait for replication to go to running state before pausing.

Change-Id: Iac3c7487d840bb1ac482a05d91f886c5f8385e6b
Reviewed-on: http://review.couchbase.org/39646
Reviewed-by: Aruna Piravi <aruna@couchbase.com>
Tested-by: Aruna Piravi <aruna@couchbase.com>