http://www.guru99.com/uiautomatorviewer-tutorial.html
http://www.software-testing-tutorials-automation.com/2015/09/locating-android-app-elements-using-ui.html
http://smritituteja.in/android-automation-uiautomator/
https://www.youtube.com/watch?v=aV3NfkkmbEY
https://www.youtube.com/watch?v=wpmLvbEZ6wA
http://www.software-testing-tutorials-automation.com/2015/10/ui-automator-viewer-get-android-app.html
http://www.software-testing-tutorials-automation.com/2015/09/locating-android-app-elements-using-ui.html
http://smritituteja.in/android-automation-uiautomator/
https://www.youtube.com/watch?v=aV3NfkkmbEY
https://www.youtube.com/watch?v=wpmLvbEZ6wA
http://www.software-testing-tutorials-automation.com/2015/10/ui-automator-viewer-get-android-app.html