From 1ca777474b858acfa97137c155488a78006d494b Mon Sep 17 00:00:00 2001
From: "Chelsea H. Komlo" <chelsea.komlo@gmail.com>
Date: Sun, 20 Nov 2016 20:00:24 -0500
Subject: [PATCH] adds changes file

---
 changes/ticket20717 | 4 ++++
 1 file changed, 4 insertions(+)
 create mode 100644 changes/ticket20717

diff --git a/changes/ticket20717 b/changes/ticket20717
new file mode 100644
index 0000000000..c896f8ad98
--- /dev/null
+++ b/changes/ticket20717
@@ -0,0 +1,4 @@
+  o Code simplification and refactoring:
+    - Refactors the hashing API to return negative values for errors as is done
+      as a standard throughout the codebase.
+    - Refactors calling functions to expect negative values for errors.