Update CHANGELOG for Firestore v0.9.1 (#395)

wilhuff · web-flow · commit 19ff554b206e · 2017-10-22T12:26:45.000-07:00
diff --git a/Firestore/CHANGELOG.md b/Firestore/CHANGELOG.md
@@ -1,4 +1,6 @@
 # Unreleased
+
+# v0.9.1
 - [fixed] Fixed validation of nested arrays to allow indirect nesting
 
 # v0.9.0
