CBQE-0 add windows to group test

Change-Id: Id16e5f1d2dee4d9fcf321399f9c069b59f30c23e
Reviewed-on: http://review.couchbase.org/43576
Reviewed-by: Thuan Nguyen <soccon@gmail.com>
Tested-by: Thuan Nguyen <soccon@gmail.com>