* Fix ap_http_chunk_filter to create correct chunks in the case that a

  flush bucket is pre- and postfixed by data buckets in the brigade.

Submitted by: Ruediger Pluem
Reviewed by: Justin Erenkrantz, Joe Orton, Jim Jagielski


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@357328 13f79535-47bb-0310-9956-ffa450edef68