wasmtime-d: wasmtime binding for D, with some D-friendly solutions

[solidstate1991 via Digitalmars-d-announce]

https://github.com/ZILtoid1991/wasmtime-d
See `test_binding/app.d` for some examples!

Still under development, but some testcases involving WASM code 
now works.

And yes, I will use some D language code to do some testing.