preparing 2.6.7 release, updated and rebuilt the documentation. Daniel

* doc/* NEWS configure.in: preparing 2.6.7 release, updated and
  rebuilt the documentation.
Daniel
diff --git a/doc/xml.html b/doc/xml.html
index a1060cb..4c8cc32 100644
--- a/doc/xml.html
+++ b/doc/xml.html
@@ -662,6 +662,20 @@
   Schemas</a></li>
 </ul>
 
+<h3>2.6.7: Feb 23 2004</h3>
+<ul>
+  <li>documentation: tutorial updates (John Fleck), benchmark results</li>
+  <li>xmlWriter: updates and fixes (Alfred Mickautsch, Lucas Brasilino)</li>
+  <li>XPath optimization (Petr Pajas)</li>
+  <li>DTD ID handling optimization</li>
+  <li>bugfixes: xpath number with  &gt; 19 fractional (William Brack), push
+    mode with unescaped '&gt;' characters, fix xmllint --stream --timing, fix
+    xmllint --memory --stream memory usage, xmlAttrSerializeTxtContent
+    handling NULL, trying to fix Relax-NG/Perl interface.</li>
+  <li>python: 2.3 compatibility, whitespace fixes (Malcolm Tredinnick)</li>
+  <li>Added relaxng option to xmllint --shell</li>
+</ul>
+
 <h3>2.6.6: Feb 12 2004</h3>
 <ul>
   <li>nanohttp and nanoftp: buffer overflow error on URI parsing (Igor and