Rust/.NET interop

[FractalFir]

This is the issue tracking the progress of Rust/.NET interop.

• A way to pass class info to the backend
• Backend recognizes and handles classes properly
• Backend recognizes and handles any dimensional managed array types properly
• Rust References to managed objects
• A way to specify constructor to invoke
• A way to specify a method to invoke
• Argumentless constructor can be called
• Constructor with arguments can be called
• A static method without arguments can be called
• A static method with arguments can be called
• Calling of instance methods
• Getting values of fields
• Setting values of fields
• Getting values of statics
• Setting values of statics
• Getting elements of 1D arrays
• Setting elements of 1D arrays
• Getting elements of nD arrays
• Setting elements of nD arrays
• Safe wrapper around reference types
• Safe wrapper around method invocation
• Nullability support