We don't allow ServerRoot in vhost. 1.2 just does it and changes

the global one, 1.3 whines.

PR: 1935
Obtained from:
Submitted by:   Randy Moore <ramoore@atlantech.net>
Reviewed by:


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@80512 13f79535-47bb-0310-9956-ffa450edef68