Merge pull request #11 from zeit/greenkeeper-jsdom-9.4.2

Update jsdom to version 9.4.2 🚀

Author: leo

package.json

@@ -32,7 +32,7 @@
     "gulp-babel": "6.1.2",
     "gulp-eslint": "3.0.1",
     "gulp-task-listing": "1.0.1",
-    "jsdom": "9.4.1",
+    "jsdom": "9.4.2",
     "lolex": "1.5.1",
     "react": "15.3.0",
     "react-dom": "15.3.0"