ReserveBar1/spree_reservebar_reuse_credit_card — pull request #3 by jasonknebel (2014-07-09 22:07:01+00:00)
Title: implements functionality to allow updating of address associate with a

* when User updates a card's address, a new Address object is
instantiated based on the values passed in from the form
* if the resulting Address object matches an existing Address for
that Creditcard, then nothing happens (e.g., if the user just
submits the form without changing any of the address info)
* if the Address object doesn't match an existing address for that
Creditcard, then the Address is saved and the Creditcard is updated
so that it's address_id is that of the newly created Address object