Use port 80 when accessing blobstore through public_endpoint
Use port 80 when accessing blobstore through public_endpoint

[#128528305]

Signed-off-by: Peter Goetz <1bf679f6f155949fea19af278a2667a47961da6b@gmail.com>

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