Patches bug fixes and on new function:

- xpath.c: fixed the comaprision of values and nodelists,
  need to compare nodelist still ...
- debugXML.c: avoided a possible core dump
- HTMLparser.c: cleanup
- nanohttp.c: contributed fix.
- tree.c: fixes in properties handling added xmlSetNsProp
  needed by libxslt
- xpathInternals.h: exported xmlXPathBooleanFunction, added a
  comment
- TODO: updated
Daniel

HTMLparser.c

@@ -926,7 +926,7 @@ htmlCheckParagraph(htmlParserCtxtPtr ctxt) {
 	return(1);
     }
     if (!htmlOmittedDefaultValue)
-	return;
+	return(0);
     for (i = 0; htmlNoContentElements[i] != NULL; i++) {
 	if (xmlStrEqual(tag, BAD_CAST htmlNoContentElements[i])) {
 #ifdef DEBUG
@@ -4575,6 +4575,16 @@ htmlParseTryOrFinish(htmlParserCtxtPtr ctxt, int terminate) {
 #ifdef DEBUG_PUSH
 		xmlGenericError(xmlGenericErrorContext,
 			"HPP: entering CONTENT\n");
+#endif
+		break;
+	    case XML_PARSER_IGNORE:
+		xmlGenericError(xmlGenericErrorContext,
+			"HPP: internal error, state == XML_PARSER_IGNORE\n");
+		ctxt->instate = XML_PARSER_CONTENT;
+		ctxt->checkIndex = 0;
+#ifdef DEBUG_PUSH
+		xmlGenericError(xmlGenericErrorContext,
+			"HPP: entering CONTENT\n");
 #endif
 		break;
 	}