Service Provider - add stats from archive.org JSON

Materials reference on archive.org can be identified with a video link substring of archive.org (e.g http://archive.org/details/ChemicalProcessDynamicsAndControls). The item downloads can be access https://archive.org/details/ChemicalProcessDynamicsAndControls&output=json.

Those downloads should be included in the dynamic metrics button or dashboard on Open.Michigan.
