chore(package): update require-dir to version 1.2.0

Closes #9

Author: greenkeeper[bot]

package.json

@@ -35,7 +35,7 @@
     "jasmine-spec-reporter": "^4.1.1",
     "livereload": "^0.6.2",
     "livereload-js": "^2.2.2",
-    "require-dir": "^0.3.0",
+    "require-dir": "^1.2.0",
     "rimraf": "^2.5.2",
     "run-sequence": "^2.0.0",
     "style-loader": "^0.18.2",