fix(package): update redis to version 3.0.1

Closes #57

Author: greenkeeper[bot]

package.json

@@ -35,7 +35,7 @@
     "passport": "0.4.0",
     "passport-http": "0.3.0",
     "passport-local": "1.0.0",
-    "redis": "2.8.0",
+    "redis": "3.0.1",
     "underscore.string": "^3.0.0"
   },
   "devDependencies": {