format

@@ -13,9 +13,9 @@
  // set view engin
  var doraemon = path.join(__dirname, '../../doraemon/views'); // parent view root
 
-app.disable('x-powered-by');
+ app.disable('x-powered-by');
 
-app.on('mount', function(parent) {
+ app.on('mount', function(parent) {
      delete parent.locals.settings; // 不继承父 App 的设置
      Object.assign(app.locals, parent.locals);
  });