Delete libclang references

adds explicit cast to node value. (#157)

resolves #155

Use @loader_path instead of @executable_path

Fix unreadable output diagnostic (#149)

Use .NET SDK directly to verify C# code compiles (#148)

* Use .NET SDK directly to verify C# code compiles

* Check for .NET 7 SDK

* Fix unit tests

FilescopedNamespace optional (#147)

* FilescopedNamespace optional

* Fix example

Revert [Cdecl] for unmanaged function pointers

Use [Cdecl] for unmanaged function pointers

Make `C2CS.Runtime` type's fields public

Change `C2CS.Runtime` to .NET Standard 2.1