Merge pull request #36 from admiraljs/renovate/mocha-4.x

chore(deps): update dependency mocha to v4.1.0

package.json

@@ -33,7 +33,7 @@
     "coveralls": "3.0.0",
     "fs-extra": "5.0.0",
     "inspect-process": "0.5.0",
-    "mocha": "4.0.1",
+    "mocha": "4.1.0",
     "nyc": "11.4.1",
     "standard": "10.0.3"
   }