message: fix(carousel): fix demo expressionChanged error
diff: @@ -7,7 +7,7 @@ import { Component } from '@angular/core';
  export class DemoCarouselDynamicComponent {
  public myInterval: number = 1500;
  public slides: any[] = [];
  - public activeSlideIndex: number;
  + public activeSlideIndex: number = 0;
  public noWrapSlides:boolean = false;
  public constructor() {
  