text: var config = {
  	local: {
  		mode: 'local',
  		port: '3030'
  	},
  	staging: {
  		mode: 'staging',
  		port: '4000'
  	},
  	production: {
  		mode: 'production',
  		port: '5000'
  	},
  	mongo: {
  		host: '127.0.0.1',
  		port: '27017'
  	}
  };
  
  module.exports = function(mode){
  	// return config[mode || process.argv[2] || 'local'] || config.local;
  	return config;
  };