title: OK to put comments before the XML declaration?
body: <p>Is it OK to put comments before the XML declaration in an XML file?</p>
  
  <pre><code>&lt;!--
  Is this bad to do?
  --&gt;
  &lt;?xml version="1.0" encoding="utf-8"?&gt;
  &lt;someElement /&gt;
  </code></pre>