Clean up some stuff so that it reads a little better (some one please
review this for me!)
Adaptec controllers are 154x and 174x series. Add Buslogic 545S.
and miscellaneous programs which get installed into /usr/distbin.
Install now recognizes existing DOS partitions and attempts to install
after them. Theoretically, it also remaps badblocks.
N.B.: The fourth install floppy must have a clean DOS FAT.
Building the new distribution floppies is untested
TODO: Build a disktab entry for existing DOS partitions (except extended
partitions). This would allow loading and/or extracting the distribution
files directly from the DOS hard disk partition.
