old_contents: 'use strict';
  
  module.exports = {
    debug: false, //useful for seeing some logs in the browser console
    siteUrl: 'http://en.blog.koba04.com', // the url of your website
    port: process.env.PORT,
    ip: '0.0.0.0',
    googleAnalytics : '' //your google analytics tracking code
  };
  
new_contents: 'use strict';
  
  module.exports = {
    debug: false, //useful for seeing some logs in the browser console
    siteUrl: 'http://en.blog.koba04.com', // the url of your website
    port: process.env.PORT,
    ip: '0.0.0.0',
    googleAnalytics : 'UA-8875970-6' //your google analytics tracking code
  };
  
subject: Add google analytics