docs/175907: handbook section 16.6.1.1 mention qjail in update message

[keramida at FreeBSD.org]

Synopsis: handbook section 16.6.1.1 mention qjail in update message

Responsible-Changed-From-To: freebsd-doc->keramida
Responsible-Changed-By: keramida
Responsible-Changed-When: Thu Feb 7 10:06:57 UTC 2013
Responsible-Changed-Why: 
I'll take care of this.

http://www.freebsd.org/cgi/query-pr.cgi?pr=175907