docs/173410: [patch] sh(1) include PS1 expansions in man page

[eadler at FreeBSD.org]

Synopsis: [patch] sh(1) include PS1 expansions in man page

Responsible-Changed-From-To: eadler->freebsd-bugs
Responsible-Changed-By: eadler
Responsible-Changed-When: Tue Dec 4 19:48:29 UTC 2012
Responsible-Changed-Why: 
I havn't touched this in a bit so return to pool so someone else can
take it

http://www.freebsd.org/cgi/query-pr.cgi?pr=173410