4.0.0

What's Changed

• Hotfix/design system by @VirginiaDooley in #79
• Hotfix/design system 0.5.0 by @VirginiaDooley in #77
• Hotfix/sha1 design system 0.5.0 by @VirginiaDooley in #78
• Allow design-system to be found by pypi by @VirginiaDooley in #73
• Try to allow direct dependencies by @VirginiaDooley in #75
  Version 2.6.9 and 3.0.0 were removed as it included a breaking change when installing requirements.
  Full Changelog: 2.6.6...4.0.0