Unpin openpack and tweak tests.
Fix badges.
Require Python 3.6 or later.
Refresh package. Move hosting to Github.
Added Python 3 support.
As YouGov is adopting many of the principles of semver, and openpack is stable for many months, we're declaring it suitable for a 1.0 release. This release is functionally identical to 0.3.1.
Paradocx is now packaged using hgtools for a simplified release process.