Give up on Debian packaging, just run flake8 and tests
Give up on Debian packaging, just run flake8 and tests

Travis currently supports only a 2012 Ubuntu, and while they do that we can't
build for Trusty:
https://github.com/travis-ci/travis-ci/issues/2046

With this change we settle for just running flake8 and the unit tests.

spotify/drserv