MB-18202 option not to serve web UI on port 8091
MB-18202 option not to serve web UI on port 8091

Change-Id: Iedd0f44a90f1c34a93e9f49796756b530c48e3b1
Reviewed-on: http://review.couchbase.org/61122
Tested-by: Artem Stemkovski <15a0730a27c69f62ab86f2b6c639fca202166c02@couchbase.com>
Reviewed-by: Aliaksey Artamonau <3c875bcfb3adf2a65b2ae7686ca921e6c9433147@gmail.com>

ceejatec/ns_server,membase/ns_server,ceejatec/ns_server,ceejatec/ns_server,membase/ns_server,ceejatec/ns_server,membase/ns_server,membase/ns_server,membase/ns_server,ceejatec/ns_server,ceejatec/ns_server,membase/ns_server