Merge branch '1.4'

* 1.4:
  Fixes using ES6 by mistake. Adds zip to the repo.

Author: Steven Truesdell

dist/retina-1.4.0.zip

@@ -9,7 +9,7 @@ describe('Retina', function() {
   before(function() {
     // stub out the getElementsByTagName method
     global.document = {
-      getElementsByTagName() {
+      getElementsByTagName: function() {
         return [];
       }
     }