am baa63509: am d7cb3048: am ea837561: Merge "docs: add downloads directory...

am baa63509: am d7cb3048: am ea837561: Merge "docs: add downloads directory with initial set of current files. This directory is not included in the final docs output, but is merely here as a "master" source for the downloadable bits that we upload and serve from else

* commit 'baa63509':
  docs: add downloads directory with initial set of current files. This directory is not included in the final docs output, but is merely here as a "master" source for the downloadable bits that we upload and serve from elsewhere, such as from Google Cloud Storage.