CBQE-0 do not skip all test if only one test failed>

Change-Id: Iffe9802c9f757d9621c18189517dfd5a3849baec
Reviewed-on: http://review.couchbase.org/43329
Reviewed-by: Thuan Nguyen <soccon@gmail.com>
Tested-by: Thuan Nguyen <soccon@gmail.com>