am 31a84561: am 0417dbac: Merge "Doc change: remove older diffs from static server hosting. Requests will redirect to downloadable zips in cloud storage." into mnc-preview-docs

* commit '31a84561ee28278ee0995c6cc27054b96372041f':
  Doc change: remove older diffs from static server hosting. Requests will redirect to downloadable zips in cloud storage.