Fixedsys Excelsior

Originally by Darien Valentine (https://github.com/bathos), this file is the
3.09.10 release of the derivative at https://github.com/kika/fixedsys, kept
there by Kirill Pertsev.

From that project's README:

  The creator(s) of this content have released it to the public domain. For
  jurisdictions where this is not permitted, it is released under the terms of
  the Creative Commons Zero Dedication.
