HISTORY.md in chargify_api_ares-1.3.0 vs HISTORY.md in chargify_api_ares-1.3.1

@@ -1,4 +1,8 @@
+## 1.3.1 / Dec 15 2014
+
+* Update metadata / metafield endpoints to work with activeresource 4+
+
 ## 1.1.0 / Aug 20 2014
 
 * Added cancellation message option for subscription canceling
 * restore 1.8.7 style hash syntax
 * Add metafields and metadata