Fix chown in salt cloud provisioning
Proper handling of watch with onlyif/unless

This fixes #16647
Merge pull request #16648 from makinacorpus/f2

Proper handling of watch with onlyif/unless
Merge pull request #16642 from mattmb/develop

Fix chown in salt cloud provisioning
Fix #16675: add delay in EC2 API call retry.
Clarify doc
Merge pull request #16697 from cachedout/ssh_timeout_doc_fix

Clarify doc
Merge pull request #16680 from PierreF/issues_16675

Fix #16675: add delay in EC2 API call retry.