IRB is now Pry in all environments
Locked remaining unlocked gems
Updated gems including capybara so moved specs from requests to features
Migrated user total profit to datbase field and use it to calculate overall rank
 * adding migrations back into git
 * fixed some N+1 problems
Deleted heroku gems
Added index on the users total_profit field
Added +6 selections scope to users with overall rank patch, specs, and fixed #overall action in leaderboard controller
SQL calculates users profit.
Variable misspelling
Fix overall leaderboard and correct user overall rank
Fix profile view after removing user -> festival association