v2.0.0

Breaking:

• wallpaper unicorn.jpg → wallpaper set unicorn.jpg
• wallpaper → wallpaper get
• It now gets and sets the wallpaper for all screens by default. You can control this behavior with the --screen flag.

Other:

• Rewritten in Swift.
• Support for multiple screens.
• Now available as a Swift API, installable with the Swift Package Manager.
• Fix issue with setting the desktop wallpaper to the existing URL. 5501133

1.3.0...v2.0.0