look for node in Appium.app as well (fixes #315)
make sure we don't blow up in the applescript
Merge pull request #384 from jlipps/master

get node path from appium.app too
Merge commit 'fb0e0ea76caeb62f7e98abf88077d3eabe24ce6e'
Fixed the UICatalog python example.
Changed the verbosity of the example's output for easier debugging.
Added a new test: test_frames that interacts with a webview (including how to change to the webview and go back to the app)