TSUNE-56 Implement check for decks and cards
TSUNE-56 Reorder and cleanup
TSUNE-56 Add functions to check card fields
TSUNE-56 Add steps to create cards
TSUNE-109 Fixed redirect on canceling card edit while learning

TSUNE-109 #time 1h
TSUNE-65 Turn off autocomplete on edit/create cards/decks

TSUNE-65 #time 3h