xmlXPathRegisterNs should not allow enpty prefixes daniel

* xpath.c: xmlXPathRegisterNs should not allow enpty prefixes
daniel

svn path=/trunk/; revision=3821
diff --git a/ChangeLog b/ChangeLog
index 1c03942..7bc9d4b 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+Wed Mar 25 10:43:07 CET 2009 Daniel Veillard <daniel@veillard.com>
+
+	* xpath.c: xmlXPathRegisterNs should not allow enpty prefixes
+
 Mon Mar 23 20:27:15 CET 2009 Daniel Veillard <daniel@veillard.com>
 
 	* tree.c: add a missing check in xmlAddSibling, patch by Kris Breuker