Using babel polyfill to allow for Map constructor

Author: Mark

package.json

@@ -49,6 +49,7 @@
  "test": "bt test"
  },
  "dependencies": {
+ "babel-polyfill": "^6.7.4",
  "device-manager": "^1.1.1",
  "observe-js": "^0.4.2",
  "promise": "^6.1.0",

src/form-element.js

@@ -1,4 +1,6 @@
 'use strict';
+// Import babel's polyfill here to allow for new Map() constructor
+import 'babel-polyfill';
 
 /**
  * Bubbles up each parent node of the element, triggering the callback on each element until traversal