Always replace `unicode()` with `six.text_type`
Add fix_unicode_callable to the list of fixers requiring six
Merge branch 'master' into unicode_callable
Change from fixing unicode() to all references of unicode
Fix test_raise_six

Includes tests
Remove test that should be in test_raise
Merge pull request #45 from brettcannon/fix_raise_six

Fix six import in fix_raise_six
Merge pull request #38 from brettcannon/unicode_callable

Always replace `unicode()` with `six.text_type`