text: import { StackNavigator } from 'react-navigation'
  import LaunchScreen from '../Containers/LaunchScreen'
  import SlideShowScreen from '../Containers/SlideShowScreen'
  import InitialScreen from '../Containers/InitialScreen'
  
  import styles from './Styles/NavigationStyles'
  
  // Manifest of possible screens
  const PrimaryNav = StackNavigator({
    LaunchScreen: { screen: LaunchScreen },
    SlideShowScreen: { screen: SlideShowScreen },
    InitialScreen: { screen: InitialScreen }
  }, {
    // Default config for all screens
    headerMode: 'none',
    initialRouteName: 'InitialScreen',
    navigationOptions: {
      headerStyle: styles.header
    }
  })
  
  export default PrimaryNav
  