--- a/CHANGELOG	Fri Oct 20 14:00:30 2017 +0200
+++ b/CHANGELOG	Fri Oct 20 15:13:28 2017 +0200
@@ -24,6 +24,8 @@
 
 topic (0.3.1)
 
+  * topic: introduce a documented 'experimental.topic-mode' config
+  * topic: add support for 'random' topic mode (see documentation for details)
   * stack: fix evolution preview for simple split.
   * fix a performance regression affecting all transactions.
     (the more non public changeset (hidden included), the slower)