Prepare for release

git-svn-id: https://svn.apache.org/repos/asf/felix/trunk@1181221 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/main.distribution/doc/changelog.txt b/main.distribution/doc/changelog.txt
index 3c0cee5..e0b748b 100644
--- a/main.distribution/doc/changelog.txt
+++ b/main.distribution/doc/changelog.txt
@@ -1,3 +1,9 @@
+Changes from 4.0.0 to 4.0.1
+---------------------------
+
+** Improvement
+    * Update to framework and mian 4.0.1
+
 Changes from 3.2.2 to 4.0.0
 ---------------------------