MB-100: enable domain names in setup script

Change-Id: I7c7bf5246b7f93961048b5ef8f1e5928373ccdaa
Reviewed-on: http://review.couchbase.org/24235
Reviewed-by: Pavel Paulau <pavel.paulau@gmail.com>
Tested-by: Pavel Paulau <pavel.paulau@gmail.com>