mod_info: Dump config to stdout during startup if -DDUMP_CONFIG is

specified.

This functionality should probably be moved into core, but for now
it's a lot better than nothing. And it may even help me debug some
other config related code.


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@1086441 13f79535-47bb-0310-9956-ffa450edef68