update dependencies

package.json

@@ -9,7 +9,7 @@
     "phantomas": "1.6.0",
     "express": "~4.10.0",
     "async": "~0.9.0",
-    "socket.io": "~1.1.0",
+    "socket.io": "~1.2.0",
     "body-parser": "~1.9.1",
     "compression": "1.2.0"
   },