------------------
**Breaking API**
* [behaviour] setup() no longer returns a boolean, catch exceptions instead, `143 <https://github.com/stonier/py_trees/issues/143>`_.
* [behaviour] setup() no longer takes timeouts, responsibility moved to BehaviourTree, `148 <https://github.com/stonier/py_trees/issues/148>`_.
* [decorators] new-style decorators found in py_trees.decorators
* [decorators] new-style decorators stop their running child on completion (SUCCESS||FAILURE)
* [decorators] old-style decorators in py_trees.meta deprecated
**New Features**
* [blackboard] added a method for clearing the entire blackboard (useful for tests)
* [composites] raise TypeError when children's setup methods don't return a bool (common mistake)
* [composites] new parallel policies, SuccessOnAll, SuccessOnSelected
* [decorators] oneshot policies for activating on completion or *successful* completion only
* [meta] behaviours from functions can now automagically generate names
0.8.x (2018-10-18)
------------------
**Breaking API**
* Lower level namespace types no longer exist (PR117_), e.g. :code:`py_trees.Status` -> :code:`py_trees.common.Status`
* Python2 support dropped
**New Features**
* [idioms] 'Pick Up Where You Left Off'
* [idioms] 'OneShot'