[wg-camlp4] Meta Programming from the view of the implementaion

[Leo White]

>> {:json {<{ {"streetAddress": "21 2nd Street"} }>}}
>
>I would write this:
>
>(:json {{ {"streetAddress": "21 2nd Street"} }})
>

My original example included a "}}" in the JSON itself, I removed it by 
accident when shortening the example.