Merge pull request #4 from DarthRatz/snyk-fix-3f22470d047da65a64e0941c53be12e5

[Snyk] Fix for 2 vulnerabilities

Author: DarthRatz

09_NodeChatroom/package.json

@@ -8,9 +8,9 @@
     "email": ""
   },
   "dependencies": {
-    "express": "^3.4.4",
+    "express": "^4.0.0",
     "jade": "*",
-    "mongodb": "^1.4.19",
+    "mongodb": "^3.1.13",
     "socket.io": "^1.0.6",
     "stylus": "^0.49.1"
   }