3.0.0

• Added dark mode support for custom ui too (uses system theme as default, can be changed using userInterfaceStyle prop)
• ActionSheetCustom now uses native-like ui for iOS
• added theme prop to change appearance

A pod install is needed for iOS to install @react-native-community/blur.

Needs react-native v0.62 or greater to use Appearance module (https://reactnative.dev/docs/0.62/appearance).