Fix str.join test on Py3
Update docs for newdict
Bump version to 0.9.0
Update docs
Bump version to v0.8.1 and update changelog
Bump version to v0.8.0
Bump version to v0.8.0-beta1 - Also update README: no more ``six``
Cut a v0.7.0 release
Bump version to v0.6.0
Bump version to v0.5.2