Also protect deleting location plists with keepAppToRetainPrefs.

Helps with #2612.
Merge pull request #2633 from jfk-urbandaddy/jfk-location-keepAppToRetainPrefs

Also protect deleting location plists with keepAppToRetainPrefs.
Removing gemnasium badge [ci skip]
New dependency badge.
update appium-uiauto to 0.0.20