Merge pull request twisted#127 from twisted/py3-2

Deploy wheel to pypi

Merge pull request twisted#113 from twisted/py3

Author: hawkowl
Reviewer: rodrigc

Port to Python 3

Run builds on all push to allow building on tag.

Merge pull request twisted#109 from twisted/release-0.5.0

Release 0.5.0

Merge pull request twisted#106 from twisted/0.4.0

Release 0.4.0