am 4ea33de7: am 086e7f8b: am 79935f59: am 015d616a: docs: use devsite hdf bool as a javascript condition for managing the lang toggle. sync the sdk and ds templates so we can move toward one template set

# Via Android Git Automerger (3) and Scott Main (1)
* commit '4ea33de73abc9ba0cf54d4c73775ccff0a526439':
  docs: use devsite hdf bool as a javascript condition for managing the lang toggle. sync the sdk and ds templates so we can move toward one template set