message: Update demo page logo
diff: @@ -5,7 +5,7 @@ import { Component, EventEmitter } from '@angular/core';
  template: `
  <nav class="navbar navbar-expand-md fixed-top navbar-dark bg-dark">
  <a class="navbar-brand" href="#">
  - <img src="angular.png" width="32px" height="32px" />
  + <img src="https://angular.io/assets/images/logos/angular/angular.svg" width="32px" height="32px" />
  @ng-select/ng-select
  </a>
  <button class="navbar-toggler" type="button" data-toggle="collapse" data-target="#navbarsExampleDefault" aria-controls="navbarsExampleDefault" aria-expanded="false" aria-label="Toggle navigation">
  