* PoC of using variadic arguments with GameInteractor_Should
* va_list boilerplate in SHOULD macro
* drop opt arg in favor of variadic arg changes
* account for default type promotion
* remove demo code
* Initial 3D Item Drops Toggle
* Use generic hooks and other tweaks
* 3d drop fixes and changes
* move slime item draw to VB hook; fix arrow GID
* whitespacing
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Co-authored-by: Garrett Cox <garrettjcox@gmail.com>
Co-authored-by: Archez <archez39@me.com>