update change log

zxu123 · zxu123 · commit 3942e7acf8dd · 2017-12-07T10:32:50.000-05:00
diff --git a/Firestore/CHANGELOG.md b/Firestore/CHANGELOG.md
@@ -1,5 +1,7 @@
 # Unreleased
 - [changed] Firestore no longer has a direct dependency on FirebaseAuth.
+- [changed] property includeMetadataChanges is now hidden in FIRDocumentListenOptions
+  to avoid confusion with the method of the same name.
 - [fixed] Fixed a crash when using path names with international characters
   with persistence enabled.
 
