chore(package): update mocha to version 2.3.3

http://greenkeeper.io/

Author: greenkeeperio-bot

package.json

@@ -124,7 +124,7 @@
     "karma-webpack": "1.7.0",
     "kcd-common-tools": "1.0.0-beta.23",
     "lodash": "3.10.1",
-    "mocha": "2.3.2",
+    "mocha": "2.3.3",
     "ng-annotate": "1.0.2",
     "ng-annotate-loader": "0.0.10",
     "node-libs-browser": "0.5.2",