benoitc/gunicorn — pull request #919 by berkerpeksag (2014-10-18 23:10:12+00:00)
Title: Use tox in .travis.yml.

This way we can avoid code duplication.

Also, this change makes tests faster due to ignoring the sdist step
and adds Python 3.2, 3.4 and PyPy 3 to test matrix.