Update top-level-api.md (Added forgotten styles) (#1600)
Update top-level-api.md (Added forgotten styles) (#1600)

* Update top-level-api.md (Added forgotten styles)

Added forgotten drawer style props.

* Added iOS only words to style objects

junedomingo/react-native-navigation,junedomingo/react-native-navigation,junedomingo/react-native-navigation,junedomingo/react-native-navigation