message: Update config.js
  Append file with YYYY-MM-DD-HH:MM:SS for backup file
diff: @@ -53,12 +53,14 @@ router.post("/advanced", function (req, res, next) {
  }, function (req, res, next) {
  var config = JSON.parse(req.body["config"]);
  - fs.renameSync(hb.config, hb.config + "." + Math.floor(new Date() / 1000));
  + fs.renameSync(hb.config, hb.config + "." + + now.getFullYear() + "-"+ now.getMonth() + "-" + now.getDay() + "-" + ("0" + now.getHours()).slice(-2) + ":" +
  + ("0" + now.getMinutes()).slice(-2) + ":" +
  + ("0" + now.getSeconds()).slice(-2));
  fs.appendFileSync(hb.config, JSON.stringify(config, null, 4));
  delete require.cache[require.resolve(hb.config)];
  - app.get("log")("Configuration Changed.");
  + app.get("log")("Advanced Configuration Changed.");
  res.render("advanced", {
  controller: "config",
  @@ -184,7 +186,9 @@ function save(req, res) {
  }
  }
  - fs.renameSync(hb.config, hb.config + "." + Math.floor(new Date() / 1000));
  + fs.renameSync(hb.config, hb.config + "." + now.getFullYear() + "-"+ now.getMonth() + "-" + now.getDay() + "-" + ("0" + now.getHours()).slice(-2) + ":" +
  + ("0" + now.getMinutes()).slice(-2) + ":" +
  + ("0" + now.getSeconds()).slice(-2));
  fs.appendFileSync(hb.config, JSON.stringify(config, null, 4));
  delete require.cache[require.resolve(hb.config)];
  