New Twiddle

application.route.js

import Ember from 'ember';

export default Ember.Route.extend({
  init() {
    this._super(...arguments);
    
    $.mockjax({
      url: '/users',
      responseText: {
        users: [{
        	id: 5,
          name: 'joe'
        }]
      }
    });
  },
  model() {
    return Ember.RSVP.hash({
      users: this.store.find('user')
    });
  },
  setupController(controller, model){
  	this._super(...arguments);
    controller.set('attrs', model);
  }
});

controllers.application.js

import Ember from 'ember';

export default Ember.Controller.extend({
  expanded: Ember.computed('attrs.users.[]', function(){
    let users = this.get('attrs.users');
    let expanded = [];
    users.forEach((user) => {
      expanded.push(user);
    });
    return expanded;
  })
});

models.user.js

import DS from 'ember-data';

export default DS.Model.extend({
  name: DS.attr('string')
});

templates.application.hbs

<ul>
{{#each expanded as |user|}}
<li>{{user.name}}</li>
{{/each}}
</ul>

twiddle.json

{
  "version": "0.4.8",
  "dependencies": {
    "jquery": "https://cdnjs.cloudflare.com/ajax/libs/jquery/1.11.3/jquery.js",
    "ember": "https://cdnjs.cloudflare.com/ajax/libs/ember.js/1.13.8/ember.js",
    "ember-data": "https://cdnjs.cloudflare.com/ajax/libs/ember-data.js/1.13.9/ember-data.js",
    "ember-template-compiler": "https://cdnjs.cloudflare.com/ajax/libs/ember.js/1.13.8/ember-template-compiler.js",
    "jquery-mockjax": "https://cdnjs.cloudflare.com/ajax/libs/jquery-mockjax/1.6.2/jquery.mockjax.js"
  }
}