preparing 2.4.17 release updated and rebuilt the docs fixed a comment

* configure.in: preparing 2.4.17 release
* doc/*: updated and rebuilt the docs
* xpath.c: fixed a comment
* python/libxml.c: fixed a possible reentrancy problem
Daniel
diff --git a/doc/xmlio.html b/doc/xmlio.html
index 2f59de3..e462338 100644
--- a/doc/xmlio.html
+++ b/doc/xmlio.html
@@ -246,6 +246,7 @@
 
 
 
+
 } </pre>
 </li>
 <li>And then use it to save the document: