Release Name: 1.3.1

Notes:
The Spreedly gem provides a convenient Ruby wrapper for the goodness that is
the http://spreedly.com API. Created by Terralien[http://terralien.com].


Changes:
=== 1.3.1

* Handle new error reporting when creating a subscriber.
* Use a more sane way of setting attributes in the mock, and make plans have a
  plan type [seancribbs].
* Allow optional arguments to be passed when creating subscribers [jaknowlden].