Added Note to show users that signals will not propagate to the container if the preferred exec form isn't used.
Signed-off-by: Eric Rosenberg <ehaydenr@gmail.com>
- missing help option in `docs/reference/commandline/*.md` (some files
have it, the other I fixed didn't)
- missing `[OPTIONS]` in Usage description
- missing options
- formatting
- start/stop idempotence
Signed-off-by: Antonio Murdaca <amurdaca@redhat.com>