Cleaned Leaderboard controller, scoped User.active, specs and view
merged master
Refactored current_user methods in controllers
revised factories associations
removed horse_id reference in selections form
migrated from .rvmrc file to .ruby-[version|gemset]
Added Selections controller spec
updated gems
substitute session[:user_id] for current_user.id
leaderboardcontroller_spec updated
Added ApplicationHelper methods to spec_helper
Added working ruby version files
Added TimeCop gem for date/time testing
Added Race scopes for today and tomorrows races