Cards In Watch

Invalid date

* Icons removed in card list on the watch (they had no use and displaying the list took longer)
* Ability to keep watch display turned on when displaying the code (tap on menu button and the light icon). If you forget to turn the watch off, it will turn off automatically after 5 minutes.
* Add button is not shown during card list scrolling (some card details were hidden behing the button)
* Bugfix in camera response processing when no code was scanned
* Android Nougat support