[chore] Bump debug to version 2.3.3 (#520)

Author: darrachequesne

package.json

@@ -25,7 +25,7 @@
   "dependencies": {
     "component-emitter": "1.2.1",
     "component-inherit": "0.0.3",
-    "debug": "2.2.0",
+    "debug": "2.3.3",
     "engine.io-parser": "1.3.1",
     "has-cors": "1.1.0",
     "indexof": "0.0.1",