spree/spree — pull request #2543 by GeekOnCoffee (2013-02-08 20:33:57+00:00)
Title: Adding additional common Bogus Credit Card Numbers

Matches the list covered at http://www.paypalobjects.com/en_US/vhelp/paypalmanager_help/credit_card_numbers.htm

These are also common with other payment gateways...