MB-26670: Pass ipv6 parameter to query service.
MB-26670: Pass ipv6 parameter to query service.

The ipv6 parameter will be set to 'true' if the cluster is being
configured in IPv6, 'false' otherwise.

Change-Id: I2761cc2ef1ac8d5f216228ef78ebe9ea5e731e60
Reviewed-on: http://review.couchbase.org/85088
Well-Formed: Build Bot <80754af91bfb6d1073585b046fe0a474ce868509@couchbase.com>
Tested-by: Ajit Yagaty <670a5cadfa9668cb910cc315f6527868cd5ab42a@couchbase.com>
Reviewed-by: Artem Stemkovski <15a0730a27c69f62ab86f2b6c639fca202166c02@couchbase.com>

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