New Twiddle

application.controller.js

import Ember from 'ember';

export default Ember.Controller.extend({
  appName:'Ember Twiddle',
  universeFilter: null,
  filteredModel: Ember.observer('universeFilter', function () {
    return 'hello, ' + this.get('universeFilter');
  })
});

application.template.hbs

<h1>{{filteredModel}}</h1>
{{input
  type="text"
  placeholder="Search..."
  class="form-control"
  value=universeFilter}}

twiddle.json

{
  "version": "0.4.16",
  "EmberENV": {
    "FEATURES": {}
  },
  "dependencies": {
    "jquery": "https://cdnjs.cloudflare.com/ajax/libs/jquery/1.11.3/jquery.js",
    "ember": "beta",
    "ember-data": "beta",
    "ember-template-compiler": "beta"
  }
}