Test proving payments are not being completed
Merge branch 'master' into complete-payments

* master:
  Avoid error when Spree::Config[:auto_capture] is set to true
Refactor conekta payments, now card payments are completed inmediatly and the order receipt will appear only with bank and cash payments
Don't require coffee and sass
Update readme
Add conekta payments to spree payment methods
Merge pull request #14 from supherman/complete-payments

Complete payments