Richta GPS - Scoreboard Hack 1.2 + Redeem Codes

* When sorting by score, a secondary sort is now done on car number to avoid random re-ordering
* The total score is shown on the Timeslip detail view for a car
* Added a button that allows the map to reset the zoom to show all checkpoints
* Visual improvements for use with dark mode

* Score are displayed as whole or fractional values based on the event setting.
* The app version number is shown on the main Event list.
* The map no longer re-centers when car updates are received.