Narrow down problem to setuptools
Simplify
Enable Python 3.4 on Travis CI
Temporarily disable 3.4 until error is resolved

travis-ci/travis-ci#1989
Enable Python 3.4 on Travis CI
Disable invalid warnings from pylint

It doesn't seem to know how to check formatting of continuations
correctly.
version bump
Remove unused variables
Normalize an 'if' statement too.
Update to top-of-tree.