title: ng2-smart-table getAll() method
body: <p>I need to be able to retrieve all records from the table. I am using the localDatasource. But unfortunately using the below code, it is returning empty. Can someone advise?</p>
  
  <pre><code>  add($event) {
      $event.confirm.resolve($event.newData);
      this.source.getAll().then((data) =&gt; console.log(data));
    }
  </code></pre>