preparing 2.4.7 switched to the latest xmllint manual page from John

* configure.in: preparing 2.4.7
* Makefile.am doc/Makefile.am: switched to the latest xmllint
  manual page from John
* doc/*: updated the doc and rebuilt the generated pages
Daniel
diff --git a/doc/html/libxml-parser.html b/doc/html/libxml-parser.html
index 10c6419..7f02628 100644
--- a/doc/html/libxml-parser.html
+++ b/doc/html/libxml-parser.html
@@ -4842,6 +4842,7 @@
     getParameterEntitySAXFunc getParameterEntity;
     cdataBlockSAXFunc cdataBlock;
     externalSubsetSAXFunc externalSubset;
+    int initialized;
 };</PRE
 ></TD
 ></TR
@@ -5020,7 +5021,7 @@
 ><TD
 ><PRE
 CLASS="PROGRAMLISTING"
->#define xmlSubstituteEntitiesDefaultValue xmlSubstituteEntitiesDefaultVal</PRE
+>#define     xmlSubstituteEntitiesDefaultValue</PRE
 ></TD
 ></TR
 ></TABLE