added a program to regression test the dictionary code improve the lookup

* testdict.c: added a program to regression test the dictionary code
* dict.c: improve the lookup efficiency by caching the key.
Daniel

svn path=/trunk/; revision=3768
diff --git a/ChangeLog b/ChangeLog
index 950b64c..d6df479 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+Fri Aug  8 12:07:20 CEST 2008 Daniel Veillard <daniel@veillard.com>
+
+	* testdict.c: added a program to regression test the dictionary code
+	* dict.c: improve the lookup efficiency by caching the key.
+
 Thu Aug  7 18:30:55 CEST 2008 Daniel Veillard <daniel@veillard.com>
 
 	* dict.c: chased and found a couple of nasty issues