am 2a6cbf29: Merge "docs: Updated uiautomator developer guide documentation for JB MR2 release. Bug: 8224013,8223957,8223641,8223589,8223815,7738720,7538348" into jb-mr2-dev

* commit '2a6cbf292fbe9b0ddbee2c867617478a6a1cccc1':
  docs: Updated uiautomator developer guide documentation for JB MR2 release. Bug: 8224013,8223957,8223641,8223589,8223815,7738720,7538348