Bump version 3.7.1

Bump version 3.7.0

Bump version 3.6.3

Bump version 3.6.2

Bump version 3.6.0

Merge branch 'master' of github.com:getpelican/pelican

Revert setup.py changes. Ensure universal wheels.

Attempts at fancy version number handling in setup.py caused more
problems than they were worth, including Travis CI build failures.

The setup.cfg key for universal binary wheel generation apparently
changed at some point, so that was updated as well.

Bump version 3.3.0

bump version

bump the minor version