am 8bfa91f0: am 56c8df1b: sdk change: add index for tictactoe library and app. fix output path for spinner sample app in sdk builds.

Merge commit '8bfa91f076b667223920d8b68c8ab0f6e8dbc164' into kraken

* commit '8bfa91f076b667223920d8b68c8ab0f6e8dbc164':
  sdk change: add index for tictactoe library and app. fix output path for spinner sample app in sdk builds.