am 9609cdc8: am e50b940f: Doc Change: cherry-pick doc change from master. -> Add images for the index file for the SpinnerTest test application sample.

Merge commit '9609cdc8522414b61ffb7d31b4ceb2007f205129' into kraken

* commit '9609cdc8522414b61ffb7d31b4ceb2007f205129':
  Doc Change: cherry-pick doc change from master. -> Add images for the index file for the SpinnerTest test application sample.