Update CHANGELOG.md for 8.17.7

[ci skip]

CHANGELOG.md

@@ -1203,6 +1203,11 @@ entry.
 - Change development tanuki favicon colors to match logo color order.
 - API issues - support filtering by iids.
 
+## 8.17.7 (2017-07-19)
+
+- Renders 404 if given project is not readable by the user on Todos dashboard.
+- Fix incorrect project authorizations.
+
 ## 8.17.6 (2017-05-05)
 
 - Enforce project features when searching blobs and wikis.