user is required for a team
adds factory for season, week and game
validates presence of week on a pick
adds homesquad and visitingsquad to game model and beefs up seed data
adds validations to game model
removes picks from week
adds losers
adds games scores and updates losers table on update
fixes bug where a game tie created a loser
fixes spec for week losers
add a bunch of model validations
adds loser field to pick
modified seed data
adds unique database constraint to user.email
upcases squad abbreviation before save
adds picks to week
adds complete to week model
adds correct to pick model
makes loser a required field on pick
marks the team as dead when a pick is incorrect