Upgrading to socket.io v2.4.1 (#44)

* Update package.json

* Revert "Update package.json"

This reverts commit 1d842dd.

* Revert "Revert "Update package.json""

This reverts commit a2f6620.

* Update package.json

* Update package.json

* Update package.json

* updated node versions in Travis CI config

* updated node version in appveyor config

* Revert "updated node version in appveyor config"

This reverts commit 7e84ce3.

* Update package.json

* 2.0.1

package.json

@@ -1,6 +1,6 @@
 {
   "name": "sails-hook-sockets",
-  "version": "2.0.0",
+  "version": "2.0.1",
   "description": "Implements socket.io support in Sails",
   "keywords": [
     "socket.io",