CBQE-0 add community support for url params

Change-Id: I9bd5b4959b478c66a206645efb364bdb6fc3faf1
Reviewed-on: http://review.couchbase.org/38393
Tested-by: Thuan Nguyen <soccon@gmail.com>
Tested-by: buildbot <build@couchbase.com>
Reviewed-by: Andrei Baranouski <andrei.baranouski@gmail.com>
Reviewed-by: Ketaki Gangal <ketakigangal@gmail.com>