0.4

Full PHP 7.1 support!

• Support for iterable type
• Support for the void return typehint
• Support for nullable parameter and return typehints
• Support for short array destructuring syntax (shorthand for list())
• Support for class constant visibiility

Bug fixes:

• Constants can be accessed using parent::FOO
• Protected static methods can be called from the parent class
• Correct handling of nested list(...)