MacUserGenerator 0.3

• Export script rewritten in Python
  • Home directory is now created correctly (#3)
  • Full support for macOS Mojave 10.14! (#5, #7, #11 and #12)
  • User account creation will abort if username or uid already exists (#9)
• Dark appearance support
• Removed all unnecessary Setup Assistant checkboxes
• Full name conversion to account no longer capitalises (#4)
• A new UUID is generated every time the exported package / script is run (#8)
• Xcode project updated to support Swift 5.0