v2.0.1 2019/02/01 -- Haven't used or looked at this in years so updating tests to the current version of python and then marking it inactive.
1.1.0
v1.2.0, 2014/11/26 -- Happy U.S. Thanksgiving, now you can pickle AttrDict! (by jtratner), bugfix: default_factory will no longer be erroneously called when accessing private attributes.