index: Fix hasData property

Author: Turbo87

app/controllers/index.js

@@ -11,7 +11,7 @@ export default Controller.extend({
   model: readOnly('dataTask.lastSuccessful.value'),
 
   hasData: computed('dataTask.{lastSuccessful,isRunning}', function () {
-    return this.get('dataTask.lastSuccessful') || !this.get('dataTask.isRunning');
+    return this.get('dataTask.lastSuccessful') && !this.get('dataTask.isRunning');
   }),
 
   dataTask: task(function* () {