adds required user fields to seed data
creates season model
creates week model
creates season to week relationship
creates seed data for season and weeks
creates relationship between pick and week
creates squad model
creates game model
creates the game to week relationship
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