extensions have a priority now.

--HG--
branch : trunk
diff --git a/CHANGES b/CHANGES
index c0f24eb..7ddc96c 100644
--- a/CHANGES
+++ b/CHANGES
@@ -16,6 +16,7 @@
 - the _speedups C extension now supports Python 3.
 - added support for autoescaping toggling sections and support
   for evaluation contexts (:ref:`eval-context`).
+- extensions have a priority now.
 
 Version 2.3.1
 -------------