Merge pull request #13 from msgflo/greenkeeper/mocha-3.3.0

Update mocha to the latest version 🚀

Author: jonnor

package.json

@@ -21,7 +21,7 @@
     "amqplib": "^0.5.1",
     "chai": "~3.5.0",
     "coffee-script": "^1.8.0",
-    "mocha": "~3.2.0",
+    "mocha": "~3.3.0",
     "mqtt": "~1.4.0",
     "msgflo": "^0.9.5"
   },