[rancid] Rancid 3.2 issue with perl/inet_pton

[heasley]

Mon, Mar 23, 2015 at 10:22:16AM +0000, Nick Hilliard:
>     you need to update the perl Socket module from CPAN.  Socket-2.018
>     should work fine.<br>

Thanks.  It appears that 2.006 is sufficient, fwiw.  This patch adds runtime
& configtime checks: ftp://ftp.shrubbery.net/pub/rancid/rancid-3.2.p3.gz