message: Used NavigationMotion from nav-react-native
diff: import React from 'react';
  import {StateNavigator} from 'navigation';
  import {NavigationHandler} from 'navigation-react';
  -import Scene from './Scene.js';
  +import {NavigationMotion} from 'navigation-react-native';
  import Page from './Page.js';
  var stateNavigator = new StateNavigator([
  @@ -17,8 +17,8 @@ var {scene} = stateNavigator.states;
  scene.renderScene = () => <Page />;
  stateNavigator.navigate('scene');
  -export default ({crumb, tab}) => (
  +export default ({crumb}) => (
  <NavigationHandler stateNavigator={stateNavigator}>
  - <Scene crumb={crumb} tab={tab} />
  + <NavigationMotion crumb={crumb} />
  </NavigationHandler>
  );
  