title: Zend Framework 2 directory organization
body: <p>Can someone propose best organization of directory structure for ZF2. For example I have:</p>
  
  <ul>
  <li>several Controller helpers,</li>
  <li>custom View hwlpers</li>
  <li>additional libraries like PHPExcel</li>
  <li>custom classes</li>
  <li>Auth, ACL classes    </li>
  <li>Event handlers, so on</li>
  </ul>
  
  <p>So which is the best(well read) directory organization for this.</p>