jshttp/http-assert — pull request #3 by dead-horse (2014-09-03 17:29:18+00:00)
Title: do not expose illegal status

make http-assert the same logic with koa.

another is `merge(err, opts)`, in koa's `ctx.throw`, it will ignore `status`, `expose` in opts, http-assert won't.

seems both make sense to me, but can we make these also as the same logic?