update react-router

Author: mertkahyaoglu

package.json

@@ -35,7 +35,7 @@
     "react-dropzone": "^3.5.3",
     "react-notification-system": "^0.2.7",
     "react-redux": "4.4.5",
-    "react-router": "2.4.0",
+    "react-router": "^3.0.0",
     "react-router-redux": "^4.0.4",
     "react-textarea-autosize": "^4.0.3",
     "react-widgets": "^3.3.2",