MB-12564: implemented basic ui for adding server with services

Change-Id: I3e6d9d7a1dd33eb9537db58afc6a26c5dbf70a22
Reviewed-on: http://review.couchbase.org/42871
Tested-by: Aliaksey Kandratsenka <alkondratenko@gmail.com>
Reviewed-by: Artem Stemkovski <artem@couchbase.com>