Update CHANGELOG.md for 8.16.7

[ci skip]

Former-commit-id: e7796390

CHANGELOG.md

@@ -182,6 +182,10 @@ entry.
 - Remove deprecated GitlabCiService.
 - Requeue pending deletion projects.
+## 8.16.7 (2017-02-27)
+
+- Fix MR changes tab size count when there are over 100 files in the diff.
+
 ## 8.16.6 (2017-02-17)
 - API: Fix file downloading. !0 (8267)

changelogs/unreleased/fix-mr-size-with-over-100-files.yml

----
-title: Fix MR changes tab size count when there are over 100 files in the diff
-merge_request:
-author: