message: fix formatting
  it's been bugging me
diff: @@ -229,7 +229,11 @@ pub fn rustdoc_html_server_handler(req: &mut Request) -> IronResult<Response> {
  // expects a req_path that looks like `/rustdoc/:crate/:version[/:target]/.*`
  let crate_details = cexpect!(CrateDetails::new(&conn, &name, &version));
  if req_path[3] == crate_details.metadata.default_target {
  - let path = [base, req_path[1..3].join("/"), req_path[4..].join("/")].join("/");
  + let path = [
  + base,
  + req_path[1..3].join("/"),
  + req_path[4..].join("/")
  + ].join("/");
  let canonical = Url::parse(&path).expect("got an invalid URL to start");
  return Ok(super::redirect(canonical));
  }
  