fix(package): update debug to version 3.0.0 (#59)

Author: greenkeeper[bot]

package.json

@@ -58,7 +58,7 @@
     "./lib/index": "./lib/client"
   },
   "dependencies": {
-    "debug": "^2.2.0",
+    "debug": "^3.0.0",
     "feathers-socket-commons": "^2.0.0",
     "primus": "^7.0.0",
     "primus-emitter": "^3.1.1",