Added paper_trail gem
Paper_trail installation and attachment to the registrations
Basic displaying with raw information
Started implementing display helpers, only care about :paid, :random_check and :checked_in_at
Updated to Bootstrap 3.1 for icon and modal size reasons
Added nice display
Absolutely no idea why this works but it does
Fix the euro html entity
No brs
Merge pull request #258 from ZeusWPI/feature/258/add-logging

Add logging functionality