mod_cgid: Restart the cgid daemon if it crashes.

PR:            19849
Submitted by:  Glenn Nielsen
Reviewed by:   trawick, stoddard, jerenkrantz


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/APACHE_2_0_BRANCH@102629 13f79535-47bb-0310-9956-ffa450edef68