added friday prize api - needs fleshing out
added validations as before_filters in friday controller
Updated Gemfile to include TimeCop gem for friday checks.
Updated controller to return a prize_status.
Updated routes and tests.
updated friday prize to include get_prize method - random array 1 in 100 chance
added prize settings and redis gem, and simple redis config for now.  NEED TESTS
added redis init for production
changed the way in which redis is loaded - testing
THIS ALL NEEDS REFACTORING
THIS ALL NEEDS REFACTORING
updated comment in prize model - also needs tests
upgraded rails to latest patch