* modules/dav/main/mod_dav.c (dav_method_copymove): For a 401 on the

destination resource, propagate the WWW-Auth header from the
subrequest back to the client.

Backport of modules/dav/main/mod_dav.c r1.101 from httpd-2.1
PR: 15571
Reviewed by:	jorton, trawick, jerenkrantz


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/APACHE_2_0_BRANCH@102113 13f79535-47bb-0310-9956-ffa450edef68