From 646b39970d5a4d882e3600426f581f3374a353d4 Mon Sep 17 00:00:00 2001
From: Michael Cordingley <Michael.Cordingley@gmail.com>
Date: Sun, 14 Aug 2016 11:42:27 -0400
Subject: [PATCH] Announce intention to reduce ability to subclass and
 override.

---
 README.md | 1 +
 1 file changed, 1 insertion(+)

diff --git a/README.md b/README.md
index 7f9ca4a..3c6373f 100644
--- a/README.md
+++ b/README.md
@@ -108,6 +108,7 @@ If you need to combine together matrices, you can do so by calling the concatena
     - Drop support for PHP 5.x
     - Introduce strict scalar type hints
     - Drop deprecated functions and properties.
+    - Tighten up interface with the `final` and `private` keywords.
 
 - 1.3.0
     - Fix typo in names of `concatenateRight()` and `concatenateBottom()`