Hintview conundrum

[Andreas Scherer]

> TL'23 also ships a 'hintview' executable. However, this viewer aborts on 
> any *.hnt file created with 'hitex' with the error message
> 
>     Wrong HINT version: got 2, expected 1

BTW, the new 'hintview-2' reports

    Wrong HINT version: got 1, expected 2

on the *.hnt files from 'knuth-hnt 1.0', so the HiTeX and Hintview 
programs are mutually exclusive.

Andreas