GitHub actions

[henrikstranneheim]

This PR adds:

• Github actions

How to prepare for test:

• Actions will do it

Expected test outcome:

• [ ] check that github actions pass
• [ ] Take a screenshot and attach or copy/paste the output.

Review:

• [x] code approved by BS
• [x] tests executed by github actions
• [x] "Merge" approved by Thanks for filling in who performed the code review and the test!

This version is a:

• [ ] MAJOR - when you make incompatible API changes
• [ ] MINOR - when you add functionality in a backwards compatible manner
• [x] PATCH - when you make backwards compatible bug fixes or documentation/instructions

[henrikstranneheim]

@barrystokman If you review this one - I will then make a new PR to remove travis since it seems not to be working anyway.

[henrikstranneheim]

@barrystokman Think I got it! Was old black version locally and different line length