* [Rust Server] Fix RustServerCodegen type: object example "Disabled because there's no example" issue.
* [Rust Server] Add test case yaml with "Disabled because there's no example" issue.
* [Rust Server] Fix example-client-main param.example character escaping issue with raw string.
* [Rust Server] Add test case yaml new generated code after fix.
* [Rust Server] Fix Rust 1.39+ "Box<Future" and "as &Has" compile issue
* [Rust Server] Fix Rust server side pathRegEx and baseName not match issue
* [Rust Server] Add test case yaml with path parameter.
* [Rust Server] Don't use structs in models
This avoids namespace clashes between model names and types used.
* [Rust Server] Handle models named after results
* [Rust Server] Add test for result models
* Update samples