message: even even better messaging
diff: @@ -92,11 +92,11 @@ fn get_project_config(config_path: &Path) -> Result<Project, failure::Error> {
  if old_format {
  //not using message since
  - message::info("the new format looks like this");
  + message::info("Please add a section like this in your wrangler.toml for each KV Namespace you wish to bind:");
  let fmt_demo = r#"
  [[kv-namespaces]]
  -binding = "FOO"
  +binding = "BINDING_NAME"
  id = "0f2ac74b498b48028cb68387c421e279"
  "#;
  