node: do not override `message`/`stack` of error

Put the `...^` arrow string to the hidden property of the object, and
use it only when printing error to the stderr.

Fix: https://github.com/nodejs/io.js/issues/2104
PR-URL: https://github.com/nodejs/io.js/pull/2108


Reviewed-By: Trevor Norris <trev.norris@gmail.com>