Bump version to 0.9.2

0.9.1

Bugfixes

* Fixes issue where the Party recipe wouldn't set its members initially.

0.9.0

API Changes

* The Zoonado class now takes optional arguments data_serializer and
  data_deserializer, used for (de)serializing data payloads.

Bugfixes

* Many compatibility issues with python 3.5 fixed
* Nested sub-recipes now have their client set correctly
* Fixups to examples so they run more smoothly.

Improvements

* Test coverage up past 70%
* Python 3.5 compatibility fixed up

0.8.1

Bugfixes

* Fixed RetryPolicy.n_times to actually limit
* Fixed RetryPolicy.until_elapsed to honor the given timeout
* Fixed last_zxid to store the zxid and not the xid

Improvements

* Minimized shadowing of builtins
* Eliminated unused named variables

* Initial public release