[chore] Bump ws to version 1.1.2 (vulnerability fix) (#539)

Author: paulrobello

package.json

@@ -32,7 +32,7 @@
     "parsejson": "0.0.3",
     "parseqs": "0.0.5",
     "parseuri": "0.0.5",
-    "ws": "1.1.1",
+    "ws": "1.1.2",
     "xmlhttprequest-ssl": "1.5.3",
     "yeast": "0.1.2"
   },