* resolve breakage/deprecation from library updates * support Werkzeug 0.15+
0.5.2
========================= * fixed a bug in task exception handling
0.5.1
=========================
* fixed StackedObjectProxy boolean conversion for python 3 * added logging and exception handling for all task executions
0.5.0
=========================
* fixed various testing issues * add support for Python 3 (3.4 and 3.5) * set up continuous integration testing on CircleCI and AppVeyor * test coverage on CodeCov