vuetify : fix module registration

Author: alOneh

src/generators/VuetifyGenerator.js

@@ -61,14 +61,15 @@ export default new VueRouter({
 import ${titleLc}Service from '../services/${titleLc}';
 import makeCrudModule from './modules/crud';
 
-// ...
-
-store.registerModule(
-  '${titleLc}',
-  makeCrudModule({
-    service: ${titleLc}Service
-  })
-);
+export const store = new Vuex.Store({
+  // ...
+  modules: {
+    // other modules
+    ${titleLc}: makeCrudModule({
+      service: ${titleLc}Service
+    })
+  }
+});
 `)
     );
   }

src/generators/VuetifyGenerator.test.js

@@ -59,7 +59,9 @@ test("Generate a Vuetify app", () => {
       "/views/foo/List.vue",
       "/views/foo/Show.vue",
       "/views/foo/Update.vue"
-    ].forEach(file => expect(fs.existsSync(tmpobj.name + file)).toBe(true));
+    ].forEach(file => {
+      expect(fs.existsSync(tmpobj.name + file)).toBe(true);
+    });
 
     tmpobj.removeCallback();
   });