Refactor completion_route in ChekoutController
Merge pull request #19 from supherman/master

Add attr_accessible to credit card name
Merge pull request #20 from supherman/master

Fix spree conekta generators
Fixing completion route override, it was sending a payment instead of payment_method
Merge pull request #21 from crowdint/fixing_issue_with_oxxo

Fixing completion route override,
Fix installments parameter to avoid cards being rejected
Merge pull request #22 from supherman/installments-fix

Fix installments parameter to avoid cards being rejected