Backport from HEAD:

* server/core.c (core_output_filter): Don't explicitly delete the EOC
bucket, and don't buffer the brigade if it ends in an EOC.

Reviewed by: trawick, nd


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/APACHE_2_0_BRANCH@104919 13f79535-47bb-0310-9956-ffa450edef68