message: Work for fix row's visibility
diff: <div *ngIf="model._showDescription" [class]="model.cssClasses.page.description">
  <string-viewer [model]="model.locDescription"></string-viewer>
  </div>
  - <div [class]="row.getRowCss()" *ngFor="let row of model.rows" [row]="row" sv-ng-row></div>
  + <ng-container *ngFor="let row of model.rows">
  + <div [class]="row.getRowCss()" *ngIf="row.visible" [row]="row" sv-ng-row></div>
  + </ng-container>
  </div>
  \ No newline at end of file
  