A: Maybe, how the fuck would I know. It’s a standalone C# API.
A: Read the Troubleshooting & Support page.
A: Might make a wrapper for that later. Currently it’s C# only.
A: Checkout the brand new API Reference section!
A: No, all you need to do is create a menu. Add it using
MenuController.AddMenu(menu);
orMenuController.AddSubMenu(parentMenu, menu);
and you’re good to go.