Fix bug in system tests that is now exposed by new subrouter
Fix bug in system tests that is now exposed by new subrouter

For more details on subrouter see: https://github.com/cloudfoundry-incubator/bits-service/commit/d23f128b9bc22ad3ce1b237c2af959418f695861

cloudfoundry-incubator/bits-service-release,cloudfoundry-incubator/bits-service-release,cloudfoundry-incubator/bits-service-release,cloudfoundry-incubator/bits-service-release