Add validations to Deck model.
Add specifications for Deck model.
Add validations for DeckListing model.
Add specifications for DeckListing model.
Add validations to Hand model.
Add specifications for Hand model.
Add validations to HandEntry model.
Add specifications for HandEntry model.
Add validations to MatchLog model.
Add specifications for MatchLog model.
Add validations to MatchLogEntry model.
Add specifications for MatchLogEntry.
Add validations to OrderedCard model.
Add specifications for OrderedCard model.
Add username column to Players table.
Add verification to Player model.
Add specifications for Player model.