Clean up scripts

- the binfmt script is not needed
- rename the script to instal in Docker for Mac

Signed-off-by: Justin Cormack <justin.cormack@docker.com>

scripts/osx.sh

@@ -0,0 +1,25 @@
+#!/bin/sh
+
+set -e
+
+mobydir=/Applications/Docker.app/Contents/Resources/moby
+
+backup_once() {
+	if ! [ -e "$1"- ]
+	then
+		cp "$1" "$1"-
+	fi
+}
+
+if [ "$1" = "undo" ]
+then
+	cp "$mobydir"/initrd.img- "$mobydir"/initrd.img
+	cp "$mobydir"/vmlinuz64- "$mobydir"/vmlinuz64
+else
+	backup_once "$mobydir"/initrd.img
+	backup_once "$mobydir"/vmlinuz64
+	cp alpine/initrd.img "$mobydir"/initrd.img
+	cp alpine/kernel/x86_64/vmlinuz64 "$mobydir"/vmlinuz64
+fi
+
+docker run --rm --privileged --pid=host justincormack/nsenter1 /sbin/reboot