comment fix migrating the catalog code to the new infrastructure Daniel

* xinclude.c: comment fix
* catalog.c include/libxml/xmlerror.h: migrating the catalog code
  to the new infrastructure
Daniel
diff --git a/include/libxml/xmlerror.h b/include/libxml/xmlerror.h
index b3ba285..fcfc877 100644
--- a/include/libxml/xmlerror.h
+++ b/include/libxml/xmlerror.h
@@ -472,7 +472,12 @@
     XML_XINCLUDE_XPTR_RESULT,
     XML_XINCLUDE_INCLUDE_IN_INCLUDE,
     XML_XINCLUDE_FALLBACKS_IN_INCLUDE,
-    XML_XINCLUDE_FALLBACK_NOT_IN_INCLUDE
+    XML_XINCLUDE_FALLBACK_NOT_IN_INCLUDE,
+    XML_CATALOG_MISSING_ATTR = 1650,
+    XML_CATALOG_ENTRY_BROKEN,
+    XML_CATALOG_PREFER_VALUE,
+    XML_CATALOG_NOT_CATALOG,
+    XML_CATALOG_RECURSION
 } xmlParserErrors;
 
 /**