ddons: <a href="manual.html#addon_rulers">rulers</a>, markdown-fold, yaml-lint.</li>
    <li>New theme: <a href="../demo/theme.html?mdn-like">mdn-like</a>.</li>
    <li>New mode: <a href="../mode/solr/index.html">Solr</a>.</li>
    <li>Full <a href="https://github.com/codemirror/CodeMirror/compare/3.21.0...3.22.0">list of patches</a>.</li>
  </ul>

  <p class="rel">16-01-2014: <a href="http://codemirror.net/codemirror-3.21.zip">Version 3.21</a>:</p>

  <ul class="rel-note">
    <li>Auto-indenting a block wi