Update mailing list email and archive addresses

Signed-off-by: Peter Tyser <ptyser@xes-inc.com>
diff --git a/README b/README
index a040385..ccd839c 100644
--- a/README
+++ b/README
@@ -60,10 +60,10 @@
 
 In case you have questions about, problems with or contributions for
 U-Boot you should send a message to the U-Boot mailing list at
-<u-boot-users@lists.sourceforge.net>. There is also an archive of
-previous traffic on the mailing list - please search the archive
-before asking FAQ's. Please see
-http://lists.sourceforge.net/lists/listinfo/u-boot-users/
+<u-boot@lists.denx.de>. There is also an archive of previous traffic
+on the mailing list - please search the archive before asking FAQ's.
+Please see http://lists.denx.de/pipermail/u-boot and
+http://dir.gmane.org/gmane.comp.boot-loaders.u-boot
 
 
 Where to get source code: