Document better what the boilerplate is for and update example metadata.json
- Expand on how
ci/boilerplate
should be used. - Remove SLC6/RH6 from the example list of supported operating systems.
- Use a more up-to-date Puppet versions example.
- Fix a typo.
- Explain the link between
metadata.json
andon_supported_os
Ref: RQF1803780
Edited by Nacho Barrientos