preparing for 2.4.4 updated and rebuilt the docs Daniel

* configure.in: preparing for 2.4.4
* doc/xml.html doc/html/*: updated and rebuilt the docs
Daniel
diff --git a/doc/html/libxml-parser.html b/doc/html/libxml-parser.html
index 2c3c207..6befeb6 100644
--- a/doc/html/libxml-parser.html
+++ b/doc/html/libxml-parser.html
@@ -7268,7 +7268,8 @@
 WIDTH="80%"
 ALIGN="LEFT"
 VALIGN="TOP"
->the resulting document tree</TD
+>the resulting document tree if the file was wellformed,
+NULL otherwise.</TD
 ></TR
 ></TBODY
 ></TABLE