old_contents: var Nemo = require('nemo');
  var fs = require('fs');
  var nemo =  Nemo(process.cwd()+'/example',function(err){
    if(!err) {
      nemo.driver.get('http://www.paypal.com');
      console.log('Nemo initialized successfully');
      var options = {
        'engine': 'htmlcs',
        'project': 'givingfund',
        'page': 'HomePage'   
      };
  
      nemo.accessibility.scan(options).then(function (result) {
        console.log('result', result);
        var file = process.cwd() + '/example/report/chrome1.html';
        fs.writeFile(file, result, function (err) {
          if (err) {
            throw err;
          }
          console.log('Successfully wrote the file ' + file);
        });
      });
      nemo.driver.quit();
    } else {
      console.log(err);
    }
  });
new_contents: var Nemo = require('nemo');
  var fs = require('fs');
  var nemo =  Nemo(process.cwd()+'/example',function(err){
    if(!err) {
      nemo.driver.get('http://www.paypal.com');
      console.log('Nemo initialized successfully');
      nemo.accessibility.scan().then(function (result) {
        console.log('result', result);
        var file = process.cwd() + '/example/report/accessibility.json';
        fs.writeFile(file, result, function (err) {
          if (err) {
            throw err;
          }
          console.log('Successfully wrote the file ' + file);
        });
      });
      nemo.driver.quit();
    } else {
      console.log(err);
    }
  });
subject: change json name to accessibility.json