Expose drawer container styles (#408)
Expose drawer container styles (#408)

See: https://github.com/react-navigation/react-navigation-drawer/pull/39
kmagiera/react-native-gesture-handler,kmagiera/react-native-gesture-handler,kmagiera/react-native-gesture-handler,kmagiera/react-native-gesture-handler,kmagiera/react-native-gesture-handler