Fix some buffer overruns.
Add support to netstat for GRE and ESP.

* ecki: now use O_NDELY for opening the devie file, this will enable us
  to open the new-style (kernel 2.2) ttySx files, since cua is deprecated

to get the old behaviour)
Update i18n comment in config.in

(vanstee@worldnet.fr)

on some machines).  Don't include it in util-ank.c therefore.

Take out special-casing of Ash and ATM for don't-print-null-
hwaddr purposes; make it a flag in struct hwtype.
Add appropriate /proc check for Econet presence.
Call it 1.52.

 - don't try to install ipmaddr/iptunnel if they weren't built
 - make i18n-disabled builds work better

Patch from Meelis Roos <mroos@tartu.cyber.ee>

 - Finally .cvsignore files, hope nobody minds