release 0.6.0 prep

[zsoldosp]

fixes #58 #65 #68

• [x] update supported versions
• [x] get tests to run & pass locally
• [x] setup github actions
• [x] make test pypi deployment
• [x] make prod pypi deployment
• [x] update all issue threads related to this

[zsoldosp]

0.6.0 / 0.6.1 have been released on pypi adding support for the current django versions. see #70