inn 2.2.1

[George Nechaev]

i just tried to install latest inn 2.2.1 and i think i found bug in
nnrpd.
after NEWNEWS command i got corrupted message IDs with lost trailing
'>'.

i think that '--' operation in line 379 of newnews.c
*(--p) = '\0';
was incorrectly used.

-- 
Virtually yours,
Venus