text: // call script with 3 arguments:  username, password, host
  'use strict';
  
  var _index = require('../index');
  
  var args = process.argv.slice(2);
  console.log('args:', args);
  
  var codec = new _index.Client(args[0], args[1], args[2], false);
  codec.getXML('/Status/SystemUnit').then(function (status, empty) {
      console.log('STATUS:', status);
  })['catch'](function (err) {
      console.error('ERROR:', err);
  });