bin/75632: gvinum(8) commands not consistent with vinum doc

[linimon at FreeBSD.org]

Old Synopsis: gvinum commands not consistent with vinum doc
New Synopsis: gvinum(8) commands not consistent with vinum doc

Responsible-Changed-From-To: le->freebsd-geom
Responsible-Changed-By: linimon
Responsible-Changed-When: Mon May 19 19:59:49 UTC 2008
Responsible-Changed-Why: 
With bugmeister hat on, reassign as le@ has not been active in a while.

http://www.freebsd.org/cgi/query-pr.cgi?pr=75632