chore(package): update redux to version 3.4.0

http://greenkeeper.io/

package.json

@@ -94,7 +94,7 @@
     "react": "0.14.8",
     "react-redux": "4.4.0",
     "react-router": "2.0.1",
-    "redux": "3.3.1",
+    "redux": "3.4.0",
     "redux-async-connect": "1.0.0-rc4",
     "redux-logger": "2.6.1",
     "serialize-javascript": "1.2.0"