Treat <files> container like others in mod_info.

PR: 848
Submitted by:	Marc Slemko
Reviewed by:	Dean Gaudet, Ralf S. Engelschall, Ken Coar, Jim Jagielski


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/1.3@78816 13f79535-47bb-0310-9956-ffa450edef68