This addresses handling of non-utf8 file names, namely iso-8859-1. https://github.com/docker/docker/issues/16516 Reported-by: @kwk Signed-off-by: Vincent Batts <vbatts@redhat.com> Upstream-commit: ecedb3d81d2453e8375dc8e95f42db64ddc1d605 Component: engine