updated mocha version in dependencies

Author: Haves1001

package.json

@@ -26,7 +26,7 @@
     "inquirer": "^1.2.3",
     "js-yaml": "^3.3.0",
     "lodash": "^4.17.2",
-    "mocha": "^2.2.1",
+    "mocha": "^3.2.0",
     "nodemon": "^1.3.7",
     "serve-static": "^1.9.2",
     "swagger-converter": "^0.2.0",