Original author:
  Norman Gray.

Contributions and patches from:
  Peter Draper (various fixes),
  Yoshihiro Okumura (MinGW patches),
  Jerry James (remove several -Wall warnings)

...to whom, many thanks!

The source code has been through a number of different repositories in
its time, so some details may have got lost: if you've contributed
material or fixes to dvi2bitmap and I haven't acknowledged it, please
accept my apologies and let me know.
