MB-18018 do not allow to filter out all ssl versions
MB-18018 do not allow to filter out all ssl versions

Change-Id: Ia847bef9f75747718d29e8d3ebb8cfed63ce0783
Reviewed-on: http://review.couchbase.org/61101
Tested-by: Artem Stemkovski <15a0730a27c69f62ab86f2b6c639fca202166c02@couchbase.com>
Reviewed-by: Aliaksey Artamonau <3c875bcfb3adf2a65b2ae7686ca921e6c9433147@gmail.com>

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