K 10
svn:author
V 6
kevans
K 8
svn:date
V 27
2020-07-22T17:33:35.934769Z
K 7
svn:log
V 371
pkg-bootstrap: complain on improper `pkg bootstrap` usage

Right now, the bootstrap will gloss over things like pkg bootstrap -x or
pkg bootstrap -f pkg. Make it more clear that this is incorrect, and hint
at the correct formatting.

Reported by:	jhb (IIRC via IRC)
Approved by:	bapt, jhb, manu
MFC after:	1 week
Differential Revision:	https://reviews.freebsd.org/D24750

END