- Large resync between W3C and Gnome tree

- configure.in: 2.1.0 prerelease
- example/Makefile.am example/gjobread.c tree.h: work on
  libxml1 libxml2 convergence.
- nanoftp, nanohttp.c: fixed stalled connections probs
- HTMLtree.c SAX.c : support for attribute without values in
  HTML for andersca
- valid.c: Fixed most validation + namespace problems
- HTMLparser.c: start document callback for andersca
- debugXML.c xpath.c: lots of XPath fixups from Picdar Technology
- parser.h, SAX.c: serious speed improvement for large
  CDATA blocks
- encoding.[ch] xmlIO.[ch]: Improved seriously saving to
  different encoding
- config.h.in parser.c xmllint.c: added xmlCheckVersion()
  and the LIBXML_TEST_VERSION macro
Daniel

debugXML.c

@@ -1326,7 +1326,7 @@ xmlShellDu(xmlShellCtxtPtr ctxt, char *arg, xmlNodePtr tree,
         if ((node->type == XML_DOCUMENT_NODE) ||
             (node->type == XML_HTML_DOCUMENT_NODE)) {
 	    node = ((xmlDocPtr) node)->children;
-        } else if (node->children != NULL) {
+        } else if ((node->children != NULL) && (node->type != XML_ENTITY_REF_NODE)) {
 	    /* deep first */
 	    node = node->children;
 	    indent++;