core: Make it possible to host a web page with no additional server-side JS. An experiment in supporting simplicity and increased ability to be publicly searched and archived.

core/client.js

@@ -1050,6 +1050,8 @@ function save(save_to) {
 
 				if (save_path != window.location.pathname) {
 					alert('Saved to ' + save_path + '.');
+				} else if (!gFiles['app.js']) {
+					window.location.reload();
 				} else {
 					reconnect(save_path);
 				}