title: XMLUNIT ignore xmlns?
body: <p>Try to get this two XML like similar (want to ignore xmlns) and differer element sequance but not working correctly for me. If remove xmlns, doc are simmilr. 
  I am Using XMlUnit 1.5</p>
  
  <pre><code>String s1 = "&lt;root xmlns=\"http:example.com\"&gt;"
                          +"&lt;Date/&gt;"
                          +"&lt;Time/&gt;"
                       +"&lt;/root&gt;";
  
  String s2 = "&lt;root&gt;"
                        +"&lt;Time/&gt;"
                        +"&lt;Date/&gt;"
                     +"&lt;/root&gt;";
  myDiff = XMLUnit.compareXML(s1,s2);
  </code></pre>