title: Primeng don't display empty Message-row
body: <p>I use with Primeng datatable
  when No records found it display a row with message, how can I hide this row?</p>
  
  <pre><code>&lt;p-dataTable&gt;
                &lt;p-column [style]="{'width': '500px'}" header="Artifacts"&gt;
                    &lt;ng-template pTemplate="filter" let-col&gt;
                        &lt;textarea rows="3" cols="30" style="width: 100%" pInputTextarea [(ngModel)]="parametersForAll['Artifacts']"
                        placeholder="Artifacts ..."&gt;&lt;/textarea&gt;
                    &lt;/ng-template&gt;
                  &lt;/p-column&gt; 
      &lt;/p-dataTable&gt;
  </code></pre>