Submitted by: Brian Behlendorf

Added printenv as a simple Perl CGI script
Added back test-cgi so the perms could be set appropriately (444, so that
  the adminitrator needs to enable it specifically, preventing it from
  appearing out of the blue to an unsuspecting admin)


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/1.3.x@76519 13f79535-47bb-0310-9956-ffa450edef68