- 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

HTMLtree.c

@@ -84,13 +84,15 @@ htmlAttrDump(xmlBufferPtr buf, xmlDocPtr doc, xmlAttrPtr cur) {
     }
     xmlBufferWriteChar(buf, " ");
     xmlBufferWriteCHAR(buf, cur->name);
-    value = xmlNodeListGetString(doc, cur->children, 0);
-    if (value) {
-	xmlBufferWriteChar(buf, "=");
-	xmlBufferWriteQuotedString(buf, value);
-	xmlFree(value);
-    } else  {
-	xmlBufferWriteChar(buf, "=\"\"");
+    if (cur->children != NULL) {
+	value = xmlNodeListGetString(doc, cur->children, 0);
+	if (value) {
+	    xmlBufferWriteChar(buf, "=");
+	    xmlBufferWriteQuotedString(buf, value);
+	    xmlFree(value);
+	} else  {
+	    xmlBufferWriteChar(buf, "=\"\"");
+	}
     }
 }