docs/179788: section 19.3 gpart examples should use partition in newfs and fstab examples

[wblock at FreeBSD.org]

Synopsis: section 19.3 gpart examples should use partition in newfs and fstab examples

Responsible-Changed-From-To: freebsd-doc->wblock
Responsible-Changed-By: wblock
Responsible-Changed-When: Thu Jun 20 20:30:53 UTC 2013
Responsible-Changed-Why: 
Take.

http://www.freebsd.org/cgi/query-pr.cgi?pr=179788