text: import {Page} from 'ionic/ionic';
  import {DataService} from '../service/data';
  import {Http} from "angular2/http";
  import {DateFormat} from '../components/date-format';
  
  @Page({
    templateUrl: 'app/about/about.html',
    providers: [DataService, Http],
    directives: [DateFormat]
  })
  export class AboutPage {
    constructor(data: DataService) {
      this.conferenceInfo = data.getData();
    }
  }
  