message: add more complex ng-option demo
diff: @@ -68,14 +68,12 @@ import { Observable } from 'rxjs/Observable';
  <button type="button" class="btn btn-secondary btn-sm" (click)="disable = !disable">Toggle disabled</button>
  <hr/>
  ---html,true
  - <ng-select [searchable]="false" [(ngModel)]="staticValue">
  - <ng-option value="Volvo">Volvo</ng-option>
  - <ng-option [disabled]="disable" value="Saab">Saab</ng-option>
  - <ng-option value="Opel">Opel</ng-option>
  - <ng-option value="Audi">Audi</ng-option>
  + <ng-select [searchable]="false" [(ngModel)]="selectedCarId">
  + <ng-option *ngFor="let car of cars" [value]="car.id" [disabled]="car.disabled" >{{car.name}}</ng-option>
  + <ng-option [value]="'custom'">Custom</ng-option>
  </ng-select>
  ---
  - <br />Selected: {{staticValue | json}}
  + <br />Selected car ID: {{selectedCarId | json}}
  `
  })
  export class DataSourceComponent {
  @@ -88,6 +86,14 @@ export class DataSourceComponent {
  simpleItems = [];
  disable = true;
  + selectedCarId = 3;
  + cars = [
  + { id: 1, name: 'Volvo' },
  + { id: 2, name: 'Saab', disabled: true },
  + { id: 3, name: 'Opel' },
  + { id: 4, name: 'Audi' },
  + ]
  +
  constructor(private dataService: DataService) { }
  ngOnInit() {
  