message: Rendered native NavigationStack container
diff: import React from 'react';
  +import { requireNativeComponent } from 'react-native';
  import { StateNavigator } from 'navigation';
  import { NavigationContext } from 'navigation-react';
  import Scene from './Scene';
  @@ -14,10 +15,16 @@ class NavigationStack extends React.Component<{stateNavigator: StateNavigator}>
  });
  }
  render() {
  - return this.getScenes().map(({key}) => <Scene key={key} crumb={key} />);
  + return (
  + <NVNavigationStack>
  + {this.getScenes().map(({key}) => <Scene key={key} crumb={key} />)}
  + </NVNavigationStack>
  + );
  }
  };
  +var NVNavigationStack = requireNativeComponent('NVNavigationStack', null);
  +
  export default props => (
  <NavigationContext.Consumer>
  {(navigationEvent) => <NavigationStack stateNavigator={navigationEvent.stateNavigator} {...props} />}
  