CHANGES.md in twilio-ruby-3.12.2 vs CHANGES.md in twilio-ruby-3.12.3

@@ -1,7 +1,14 @@
 twilio-ruby changelog
 =====================
 
+Version 3.12.3
+--------------
+
+Released September 23, 2014
+
+- Added block configure syntax
+
 Version 3.12.2
 --------------
 
 Released August 29, 2014