set correct path to perl interpreter in examples

set correct path to perl interpreter in examples

Forwarded: not-needed
Reviewed-by: Nicholas Bamber <nicholas@periapt.co.uk>
Last-Update: 2012-04-17

The supplied expample scipts assume that perl is installed
in /usr/local/bin which is not the case in Debian.
This patch changes the path to /usr/bin/perl in all supplied
example scripts and corrects a comment in scripts/identd.perl5.

Gbp-Pq: Name examples