Put the pre_config hook back into the table. This solves the problem of

the pre-config hook only being valid for MPM's.  This patch also
distinguishes between STANDARD modules and MPM's.


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@84862 13f79535-47bb-0310-9956-ffa450edef68