Add script to write binaries to a FAT disk image.

setter/build.sh

@@ -0,0 +1,5 @@
+#!/bin/bash
+
+dd if=/dev/zero of=fssetter.img bs=512 count=1440
+MTOOLSRC=mtoolsrc mformat -f 720 -v FSSETTER a:
+MTOOLSRC=mtoolsrc mcopy -sv binaries/* a:

setter/mtoolsrc

@@ -0,0 +1 @@
+drive a: file="fssetter.img"