Redux changes and refactoring

src/redux/store/createAppStore.js

@@ -1,6 +1,7 @@
 import {configureStore, getDefaultMiddleware} from 'redux-starter-kit';
 import {createCommonReducer} from '../reducers/common_reducer';
 import {downloadReducer} from '../reducers/download_reducer';
+import {errorReducer} from '../reducers/error_reducer';
 import {installReducer} from '../reducers/install_reducer';
 import {mountReducer} from '../reducers/mount_reducer';
 import {releaseVersionReducer} from '../reducers/release_version_reducer';
@@ -9,6 +10,7 @@ export default function createAppStore(platform, appPlatform, version) {
   const reducer = {
     common: createCommonReducer(platform, appPlatform, version),
     download: downloadReducer,
+    error: errorReducer,
     install: installReducer,
     mounts: mountReducer,
     relver: releaseVersionReducer,