Make the includes filter check return codes from filters lower in

the filter chain.  If a lower level filter returns an error, then
the request needs to stop immediately.  This allows mod_include to
stop parsing data once a lower filter recognizes an error.
PR:	8102


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@89870 13f79535-47bb-0310-9956-ffa450edef68