package.json: Fix description.

package.json

@@ -1,7 +1,7 @@
 {
   "name": "redux-store-builder",
   "version": "0.4.0",
-  "description": "Redux store builder, in combination with redux-persist, redux-effex and redux-sac composeReducers.",
+  "description": "Redux store builder, in combination with redux-effex and redux-sac composeReducers.",
   "main": "index.js",
   "scripts": {
     "test": "echo \"Error: no test specified\" && exit 1"