> in key maps,
    add <code>nofallthrough</code> boolean field instead.</li>
  </ul>

  <p class="rel">26-03-2012: <a href="http://codemirror.net/codemirror-2.23.zip">Version 2.23</a>:</p>

  <ul class="rel-note">
    <li>Change <strong>default binding for tab</strong> <a href="javascript:void(document.getElementById('tabbinding').style.display='')">[more]</a>
      <div style="display: none" id=tabbinding>
        Starting in 2.23, these bindings are default:
        <ul><li>Tab: Insert tab character</li>