Windows - make docker cp functional
Windows - make docker cp functional

Signed-off-by: John Howard <50ae662f5fcde39b7d1ed786133b7c61a25411dd@microsoft.com>

Conflicts:
	pkg/archive/copy.go

Make it compile

Signed-off-by: John Howard <50ae662f5fcde39b7d1ed786133b7c61a25411dd@microsoft.com>

moby/sys