code: function() {
              this.options.route = 'todo';
              this.options.collection = new TodoList(todos.remaining());
              this.options.toggleItem = _.bind(this.toggleItem, this);
              this.options.addItem = _.bind(this.addItem, this);
              this.options.refreshModel = _.bind(this.refreshModel, this);
          }
docs: Collection is a subset of todos, as returned by `todos.remaining()`