From b5929467123a2323ff1901bf19a2f6120740c559 Mon Sep 17 00:00:00 2001
From: Victor Berchet <victor.berchet@yahoo.com>
Date: Tue, 5 Apr 2011 11:42:34 +0200
Subject: [PATCH] [Config] Add a note about the ConfigurationInterface
 interface in UPDATE.md

---
 UPDATE.md | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/UPDATE.md b/UPDATE.md
index 7e45dc9dfd..cdcfd725b7 100644
--- a/UPDATE.md
+++ b/UPDATE.md
@@ -6,6 +6,14 @@ one. It only discusses changes that need to be done when using the "public"
 API of the framework. If you "hack" the core, you should probably follow the
 timeline closely anyway.
 
+PR10 to PR11
+------------
+
+* Extension configuration classes should now implement the
+`Symfony\Component\Config\Definition\ConfigurationInterface` interface. Note that
+the BC is kept but implementing this interface in your extensions will allow for
+further developments.
+
 PR9 to PR10
 -----------