class HTTP::Request

def redirect(uri, verb = @verb)
  headers = self.headers.dup
  headers.delete(Headers::HOST)
  self.class.new(
    :verb           => verb,
    :uri            => @uri.join(uri),
    :headers        => headers,
    :proxy          => proxy,
    :body           => body.source,
    :version        => version,
    :uri_normalizer => uri_normalizer
  )
end