[tex-live] ibycus4 file at wrong location

[Karl Berry]

  wl> Look into doc/latex/ibygrk.  Within this directory you can find
  wl> doc/generic/ibycus4/README

Thanks.

  rk> texmf-dist/fonts/map/dvips/ibygrk/ibycus4.map
  rk> which is not a dvips map file but contains mf and tex code.

Thanks also.  (Quite the clever trick, that is.)

I redid the ctan2tds conversion for ibygrk, hopefully it's better now.

k