Initial issues with "React Native Gallery - Experimental" (new architecture)

The first drop of the experimental new architecture based React Native Gallery is available for Windows, yay! 🎉
Download from the Windows Store

In this issue I'm added the first set of issues with that drop, which we will then break out into sub issues as appropriate. For now, lightweight tracking.

• https://github.com/microsoft/react-native-gallery/issues/557
  

• https://github.com/microsoft/react-native-gallery/issues/558
  

• https://github.com/microsoft/react-native-gallery/issues/560
  

• https://github.com/microsoft/react-native-gallery/issues/555
  Indicator for community components is not legible (black text on black background) (for example, on the "Clipboard" page)
  

• https://github.com/microsoft/react-native-gallery/pull/559
  

• https://github.com/microsoft/react-native-gallery/issues/567

• https://github.com/microsoft/react-native-gallery/issues/566

• Navigating to any of the "Legacy" items from the main menu (for example, "TouchableHighlight") results in a blank app

• https://github.com/microsoft/react-native-gallery/issues/561
  

• https://github.com/microsoft/react-native-gallery/issues/562
  

• https://github.com/microsoft/react-native-gallery/issues/563
  

• https://github.com/microsoft/react-native-gallery/issues/565

• https://github.com/microsoft/react-native-gallery/issues/564