function pause() {
    function prePause(req, res, next) {
        pauseStream(req);
        next();
    }

    return prePause;
}
This pre handler fixes issues with node hanging when an `asyncHandler` is
used prior to `bodyParser`.
https://github.com/restify/node-restify/issues/287
https://github.com/restify/node-restify/issues/409
https://github.com/restify/node-restify/wiki/1.4-to-2.0-Migration-Tips

@public
@function pause
@returns  {Function} Handler