freerunningtech/spree-product-assembly — pull request #11 by Dkendal (2014-07-21 21:55:25+00:00)
Title: Durably decorate instead of alias method

Was causing an issue where, in the event that file was loaded twice, it
would overrite the aliased method, so that the old update_cart was
infact the new method - causing an infinite loop.