es memory and CPU cycles.<br>&nbsp; <code>compareStates</code> is no longer needed.<br>&nbsp; <code>onHighlightComplete</code> no longer works.</li>
    <li>Integrate mode (Markdown, XQuery, CSS, sTex) tests in central testsuite.</li>
    <li>Add a <a href="manual.html#version"><code>CodeMirror.version</code></a> property.</li>
    <li>More robust handling of nested modes in <a href="../demo/formatting.html">formatting</a> and <a href="../demo/closetag.html">closetag</a> plug-ins.</li>
    <li>Un/redo now p