CBQE-0 add check url params string in direct url install

Change-Id: I3ef0e375cd8b5545747a32c395fdca702e6bb6c0
Reviewed-on: http://review.couchbase.org/38343
Tested-by: Thuan Nguyen <soccon@gmail.com>
Tested-by: buildbot <build@couchbase.com>
Reviewed-by: Thuan Nguyen <soccon@gmail.com>