Merge pull request #6 from Deliaz/greenkeeper/mocha-4.1.0

update mocha to version 4.1.0

Author: Deliaz

package.json

@@ -44,7 +44,7 @@
     "chai-http": "^3.0.0",
     "coveralls": "^3.0.0",
     "eslint": "^4.12.1",
-    "mocha": "^4.0.1",
+    "mocha": "^4.1.0",
     "mock-require": "^2.0.2",
     "nyc": "^11.4.0",
     "sinon": "^4.1.3",