Don't try to publish if you're not the bossmang, sassa

[kfsone]

• repository-based conditional on publish step,
• normalize requirements locations,
• streamline each requirements file to its specific additions,
• update docs for requirements-dev.txt

[kfsone]

arse -- making it a draft stops it running the actions, which I need it to do...

[kfsone]

• added macos to the platforms to test on,
• restricted which pythons it attempts to test on windows and mac to only those people are likely to be / should be using