Check wasm support for python, etc... and loading as a native libs

[SankaD]

Loading generated WASM binary from a python runtime

• [ ] How to handle callbacks ? (MsgHandler and WasmIoHandler)

• Loading js library directly from a python runtime

• Creating a new saito python library to wrap saito-core (affected by MsgHandler implementation) (PythonMonkey ?)

Loading compiled saito-core library from a python runtime

• [ ] How to handle callbacks ? (IoHandler trait)

• Support for Async runtimes (tokio)

[SankaD]

Ref : https://medium.com/@MatthieuL49/a-mixed-rust-python-project-24491e2af424