am 91bdc7d4: am 33331667: am 3f43b646: am 7fd4d29e: am 392ddb22: Merge "Doc change: add carousel and spotlight for developer video." into klp-docs

* commit '91bdc7d4bed9e98db0a8d079a993cf90538e2a66':
  Doc change: add carousel and spotlight for developer video.