Changelog diff is:

diff --git a/Changes b/Changes
index a6f3f73..89485e6 100644
--- a/Changes
+++ b/Changes
@@ -2,6 +2,11 @@ Revision history for Perl extension Ukigumo-Server

 {{$NEXT}}

+v2.1.2 2014-04-08T07:07:29Z
+
+    - Show build ID column in tables
+    - Show elapsed time column in tables
+
 v2.1.1 2014-04-06T14:50:51Z

     - Support STATUS_TIMEOUT