Apple Watch 7 optimisations.

Added support for iOS 14 Widgets!

iOS
Added the ability to change when the app refreshes the current card. Choose between daily, hourly, or every time the app is opened.

Apple Watch:
The current card will now show on Siri Watch Face.
Access the refresh interval menu by force press.

Also fixed an issue where Cards were not reliably updated on some devices.

Native iOS 13 dark mode support.
Standalone watch app.

Minor bug fixes.
Removed headline on modular complications.