chore(package): update require-dir to version 1.0.0

Author: greenkeeper[bot]

package.json

@@ -35,7 +35,7 @@
     "gulp-useref": "^3.1.2",
     "gulp-util": "latest",
     "gulp-watch": "^5.0.0",
-    "require-dir": "^0.3.0",
+    "require-dir": "^1.0.0",
     "run-sequence": "^2.0.0"
   }
 }