Ensure that ssl-std.conf is generated at configure time, and switch

      to using the expanded config variables to work the same as
            httpd-std.conf PR: 19611
PR: 19611
Reviewed by: jerenkrantz, striker, jim, nd, trawick


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/APACHE_2_0_BRANCH@101341 13f79535-47bb-0310-9956-ffa450edef68