refactor: vue fixes + modal-upgrade-system.vue

client/js/store/index.js

@@ -12,6 +12,7 @@ import modalCreateUser from './modules/modal-create-user'
 import modalDeleteUser from './modules/modal-delete-user'
 import modalDiscardPage from './modules/modal-discard-page'
 import modalMovePage from './modules/modal-move-page'
+import modalUpgradeSystem from './modules/modal-upgrade-system'
 import pageLoader from './modules/page-loader'
 
 Vue.use(Vuex)
@@ -40,6 +41,7 @@ export default new Vuex.Store({
     modalDeleteUser,
     modalDiscardPage,
     modalMovePage,
+    modalUpgradeSystem,
     pageLoader
   }
 })