octave setup.hint file screwed up

[Christopher Faylor]

----- Forwarded message from Cron Daemon -----

upset: *** warning package octave-headers requires non-existent package g++
upset: *** warning package octave-headers requires non-existent package g77

----- End forwarded message -----

I have removed gcc, g++, and g77 from the requires line for
octave-header's setup.hint.  I haven't been closing following any of
the discussions about octave but it seems unlikely to me that a header
file would rely on gcc.  Isn't more likely to be that gcc would rely
on a header file?

cgf