Prepare creation of boot CDs:
* Move files in distrib/i386:
floppies/instkernel/Makefile -> instkernel/Makefile
floppies/ramdisk-big/Makefile -> ramdisks/ramdisk-big/Makefile
floppies/ramdisk-big/disktab.preinstall -> ramdisks/ramdisk-big/disktab.preinstall
floppies/ramdisk-big/list -> ramdisks/ramdisk-big/list
floppies/ramdisk-big/list.inet6 -> ramdisks/ramdisk-big/list.inet6
floppies/ramdisk-rescuetiny/Makefile -> ramdisks/ramdisk-rescuetiny/Makefile
floppies/ramdisk-rescuetiny/list -> ramdisks/ramdisk-rescuetiny/list
floppies/ramdisk-small/Makefile -> ramdisks/ramdisk-small/Makefile
floppies/ramdisk-small/list -> ramdisks/ramdisk-small/list
floppies/ramdisk-tiny/Makefile -> ramdisks/ramdisk-tiny/Makefile
floppies/ramdisk-tiny/list -> ramdisks/ramdisk-tiny/list
floppies/common/Makefile.ramdisk -> ramdisks/common/Makefile.ramdisk
floppies/common/dot.profile -> ramdisks/common/dot.profile
floppies/common/list.ramdisk -> ramdisks/common/list.ramdisk
floppies/common/termcap.mini -> ramdisks/common/termcap.mini
* Adjust paths