Add callable convenience functions #629
Merged
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This adds convenience function to convert a kotlin function to a callable.
It's main use is typesafe conversion if one needs method binds.
As with godot 4, method binds are no longer in the corresponding call functions, but on a callable.
So with our binding, one needed to create a callable with string names instead of being able to use typesafe conversion functions like we provide for other things like signals.
Now one can write code like this: