Update change log.


git-svn-id: https://svn.apache.org/repos/asf/felix/trunk@1174178 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/main.distribution/doc/changelog.txt b/main.distribution/doc/changelog.txt
index 220bc4d..3c0cee5 100644
--- a/main.distribution/doc/changelog.txt
+++ b/main.distribution/doc/changelog.txt
@@ -4,6 +4,7 @@
 ** Improvement
     * Update to framework and main 4.0.0
     * Update to gogo command 0.12.0
+    * Update to OBR 1.6.6
 
 Changes from 3.2.1 to 3.2.2
 ---------------------------