Add release notes for 2.3.1

ericwilligers · ericwilligers · commit 263d1a2d8a34 · 2017-07-21T11:22:35.000+10:00
package.json and History.md have been updated on master for 2.3.1

We copy these changes across to dev.
diff --git a/History.md b/History.md
@@ -1,3 +1,7 @@
+### 2.3.1 - *July 20 2017*
+
+  * Fix [https://github.com/web-animations/web-animations-js/issues/157](missing web-animations.min.js issue)
+
 ### 2.3.0 - *July 20 2017*
 
   *  [Support IE/Edge SVG transforms.](https://github.com/web-animations/web-animations-js/pull/148)
diff --git a/package.json b/package.json
@@ -5,7 +5,7 @@
     "type": "git",
     "url": "https://github.com/web-animations/web-animations-js.git"
   },
-  "version": "2.3.0",
+  "version": "2.3.1",
   "keywords": [
     "animations",
     "polyfill"
