spree/spree — pull request #2722 by matzipan (2013-03-20 01:55:06+00:00)
Title: Invalidate old payments. Close #2687

Hey guys, tried to fix the issue.

I am waiting for feedback, as I am sure I might've screwed up something, I'm not very experienced with rails.

I added some comments to the commits. Waiting for reply on them.