Add jobs to CI build

[patrikgrenfeldt]

PR that adds CI-build jobs to this repo

How to test:

• [x] open the travis build checks

Expected outcome:

• [x] Several build jobs built

• [x] Screenshot

• [ ] Reviewed

• [x] Tested by @patrikgrenfeldt

• [ ] merge & deploy OK

This is a minor bump since we add CI func but we don't add any end user func

[patrikgrenfeldt]

Test results:

👍

[patrikgrenfeldt]

This is expected until we merge this PR 👍

[patrikgrenfeldt]

@ingkebil do you have any further comments?

[ingkebil]

I haven't really looked at this. I trust your judgement.

[henrikstranneheim]

Demultiplexing have moved to github actions - let's develop there instead