Bump src/github.com/cloudfoundry-incubator/bits-service
Bump src/github.com/cloudfoundry-incubator/bits-service

Bump src/github.com/cloudfoundry-incubator/bits-service
  Peter Goetz:
     Change HEAD requests against resources to return directly, no redirect as GET
     Simplify error handling in openstack_blobstore DeleteDir

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