When creating an image it makes no sense to have files owned by
the uid and gid on the host (and even creates a bug when for
example dropbear authorized_keys is included via env/files).
Signed-off-by: Joris de Vries <joris@apptrician.nl>
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@38442 3c298f89-4303-0410-b956-a3cf2f4a3e73