Merge pull request #57 from Strider-CD/greenkeeper-mocha-2.5.1

Update mocha to version 2.5.1 🚀

Author: oliversalzburg

package.json

@@ -39,7 +39,7 @@
   "devDependencies": {
     "expect.js": "~0.3.1",
     "jshint": "~2.9.2",
-    "mocha": "~2.4.5",
+    "mocha": "~2.5.1",
     "nock": "^8.0.0"
   },
   "dependencies": {