CBQE-1119: more clusterInit coucbase-cli tests

Change-Id: I59670ba50410af30f127e4127b7153b4e48f91f1
Reviewed-on: http://review.couchbase.org/25899
Tested-by: buildbot <build@couchbase.com>
Reviewed-by: Andrei Baranouski <andrei.baranouski@gmail.com>