Return the failover log when opening a DCP stream
Return the failover log when opening a DCP stream

Change-Id: Ib88eb683fb46eb1f8b4c3ea2f083ef0d1f5287f0
Reviewed-on: http://review.couchbase.org/56552
Reviewed-by: Brett Lawson <c8c4369773d7d7226e031f0c4af62e3f38a08510@gmail.com>
Tested-by: Michael Wiederhold <a17fed27eaa842282862ff7c1b9c8395a26ac320@couchbase.com>

brett19/gocb