Added -S option to install.sh so that options can be passed to

strip on some platforms.

Submitted by:	Ralf S. Engelschall, Wilfredo Sanchez
Reviewed by:	Roy Fielding, Dirk-Willem van Gulik, Jim Jagielski


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/1.3.x@82786 13f79535-47bb-0310-9956-ffa450edef68