Merge r1842010 from trunk:

* dav_stream_response processes data that has been allocated from the propdb
  pool. Hence close the propdb *after* dav_stream_response which clears thei
  probdb pool.

Submitted by: rpluem
Reviewed by: jailletc36, icing, ylavic


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/2.4.x@1855382 13f79535-47bb-0310-9956-ffa450edef68