message: reformat config api-key output
diff: @@ -423,7 +423,7 @@ fn run() -> Result<(), failure::Error> {
  api_token.truncate(api_token.trim_end().len());
  GlobalUser::TokenAuth { api_token }
  } else {
  - message::warn("We don't recommend using your Global API Key! Please consider using an API Token instead. https://support.cloudflare.com/hc/en-us/articles/200167836-Managing-API-Tokens-and-Keys");
  + message::big_info("We don't recommend using your Global API Key! Please consider using an\n\tAPI Token instead.\n\thttps://support.cloudflare.com/hc/en-us/articles/200167836-Managing-API-Tokens-and-Keys\n");
  println!("Enter email: ");
  let mut email: String = read!("{}\n");
  email.truncate(email.trim_end().len());
  