• filter demo
• sort demo
• optimized resort demo

      
class MyFilteredList extends Mn.CollectionView {
  constructor(opts) {
    this.tagName = 'ul';
    this.childView = AuthorView;
    this.filterModel = opts.filterModel;
    super(opts);

    this.listenTo(this.filterModel, 'change:filter', this.render);
  }
  filter(model, index, collection) {
    return ~model.get('name').indexOf(
      this.filterModel.get('filter')
    )
  }
};