Update CHANGELOG.md for 8.14.0-rc1

[ci skip]

CHANGELOG.md

@@ -4,6 +4,10 @@ entry.
 ## 8.14.0 (2016-11-22)
+- No changes.
+
+## 8.14.0 (2016-11-22)
+
 - Use separate email-token for incoming email and revert back the inactive feature. !5914
 - Replace jQuery.timeago with timeago.js. !6274 (ClemMakesApps)
 - Add CI notifications. Who triggered a pipeline would receive an email after the pipeline is succeeded or failed. Users could also update notification settings accordingly. !6342