Merge pull request john-doherty#13 from itmayziii/update_require_dir_dependency

Updates require-dir to version 0.3.2 in package.json (resolves node v8 issue)

Author: John Doherty

package.json

@@ -48,7 +48,7 @@
     "geckodriver": "1.1.2",
     "merge": "1.2.0",
     "phantomjs-prebuilt": "2.1.12",
-    "require-dir": "0.3.0",
+    "require-dir": "0.3.2",
     "selenium-webdriver": "3.0.0"
   }
 }