message: Added photo state
diff: @@ -10,7 +10,8 @@ export default () => {
  const stateNavigator = new StateNavigator([
  {key: 'home', route: ''},
  {key: 'tweet', trackCrumbTrail: true},
  - {key: 'timeline', trackCrumbTrail: true}
  + {key: 'timeline', trackCrumbTrail: true},
  + {key: 'photo', trackCrumbTrail: true}
  ], new MobileHistoryManager(url => {
  var {state, data} = stateNavigator.parseLink(url);
  return stateNavigator.fluent()
  @@ -18,10 +19,11 @@ export default () => {
  .navigate(state.key, data).url;
  }));
  - const {home, tweet, timeline} = stateNavigator.states;
  + const {home, tweet, timeline, photo} = stateNavigator.states;
  home.renderScene = () => <Home tweets={getHome()} />;
  tweet.renderScene = ({id}) => <Tweet tweet={getTweet(id)} />;
  timeline.renderScene = ({id}) => <Timeline timeline={getTimeline(id)} />;
  + photo.renderScene = ({id, index}) => <photo photo={getTweet(id).photos[index]} />;
  return stateNavigator;
  }
  