Does any one know how to modify a Plist file from command line using defaults? Currently there are two Dictionaries under the URL types array; I n
URL types
OSX has PlistBuddy, which makes this a lot simpler.
https://developer.apple.com/library/mac/documentation/Darwin/Reference/ManPages/man8/PlistBuddy.8.html
See also: https://github.com/kevinSuttle/OSXDefaults/blob/master/REFERENCE.md