ReSharper 2020.Something modified the var style again so that arrays of built-in types also count as built-in types, meaning the type should always be explicit.
* Run codegen and fix DeliveryCacheFileMetaEntry layout
* Use KipReader instead of Kip
* Ensure feature parity between U8String structs
* Don't use the obsolete Nacp class
* Add some null checks
* Address ReSharper warnings
* The Result structs should be readonly