old_contents: var Mugshot = require('./lib/mugshot.js');
  
  Mugshot.adapters = {
    WebdriverIO: require('./lib/adapters/webdriverio.js'),
  };
  
  Mugshot.interfaces = {
    browser: require('./lib/interfaces/browser.js'),
    fs: require('./lib/interfaces/fs.js'),
    PNGProcessor: require('./lib/interfaces/png-processor.js')
  };
  
  module.exports = Mugshot;
  
new_contents: var Mugshot = require('./lib/mugshot.js');
  
  Mugshot.adapters = {
    WebdriverIO: require('./lib/adapters/webdriverio.js')
  };
  
  Mugshot.interfaces = {
    browser: require('./lib/interfaces/browser.js'),
    fs: require('./lib/interfaces/fs.js'),
    PNGProcessor: require('./lib/interfaces/png-processor.js')
  };
  
  module.exports = Mugshot;
  
subject: Change index file #61