Clean up warnings

lib/data/file_storage.dart

@@ -21,12 +21,15 @@ class FileStorage {
     final contents = await file.readAsString();
 
     print('LOADING PRODUCTS FROM FILE...');
+
     /*
     return serializers
         .deserializeWith(AppState.serializer, json.decode(contents))
         .products
         .toList();
      */
+
+    return null;
   }
 
   Future<File> saveData(List<dynamic> products) async {
@@ -42,6 +45,8 @@ class FileStorage {
       ),
     );
     */
+
+    return null;
   }
 
   Future<File> _getLocalFile() async {

lib/redux/app/app_state.dart

@@ -17,7 +17,6 @@ class AppState {
         dashboard = dashboard ?? new DashboardEntity(),
         auth = auth ?? new AuthState();
 
-
   factory AppState.loading() => AppState(isLoading: true);
 
   /*

lib/redux/auth/auth_actions.dart

@@ -11,7 +11,7 @@ class UserLoginRequest {
   final String token;
 
   //UserLoginRequest(this.email, this.password, this.url, this.secret);
-  UserLoginRequest(this.url, this.token);
+  UserLoginRequest(this.url, this.token, [this.email, this.password, this.secret]);
 }
 
 class UserLoginSuccess {