CB-12622: Added Android 6.0 build badge to README
CB-12622: Added Android 6.0 build badge to README

purplecabbage/cordova-plugin-device-orientation,apache/cordova-plugin-device-orientation,purplecabbage/cordova-plugin-device-orientation,purplecabbage/cordova-plugin-device-orientation,purplecabbage/cordova-plugin-device-orientation,apache/cordova-plugin-device-orientation