* really: Add "danger!" warning to usage message description of -R.
* really: Document -R option in the manpage. Closes:#693354.
* really: Document need to be in the "root" group as well. (This is
* really: Add "danger!" warning to usage message description of -R.
* really: Document -R option in the manpage. Closes:#693354.
* really: Document need to be in the "root" group as well. (This is