gistfile1.js

  Ember.SimpleAuth.Session.reopen({
    currentUser: function() {
     return new Ember.RSVP.Promise(function(resolve, reject) {
        Ember.$.ajax({
          url:  '/api/users/current',
          type: 'GET'
        }).then(function(response) {
          Ember.run(function() {
            var user = container.lookup("store:main").pushPayload(response);
            resolve(user);
          });
        }, function(xhr, status, error) {
          Ember.run(function() {
            reject(xhr.responseText);
          });
        });
      });
    }
  });