Resolve "Fix displaying of messages in Vue frontend"

Closes #811 (closed)

aleksis/core/frontend/components/app/App.vue

@@ -250,7 +250,6 @@ export default {
     },
     messages: {
       query: gqlMessages,
-      pollInterval: 1000,
     },
   },
   watch: {
@@ -277,6 +276,7 @@ export default {
         } else {
           this.error404 = false;
         }
+        this.$apollo.queries.messages.refetch();
       },
       immediate: true,
     },