[rancid] Rancid 3 documentation tweak

[heasley]

Fri, May 02, 2014 at 04:17:39PM +0100, Howard Jones:
> On 02/05/2014 16:05, heasley wrote:
>  > thanks; i'd missed that.  Any clue why, from my pov, they're so far 
> behind?
>  > 5.8 seems ancient.
> Part of the "enterprisey" nature of RHEL is that they promise no 
> breaking changes within a major version. They backport security fixes, 
> and leave out language feature changes. RHEL 7 is just about out (and 
> the others typically lag behind it by 3-6 months on a major release), so 
> we're right at the end of a release cycle. CentOS 5 had similar problems 
> with a really old PHP 5.1 and Python 2.4

even 5.10 seems ancient.  stability through antiquity.

i may have a way around the requirement for 5.10.  ISTR 5.14 taking issue
with some syntax deprecated in 5.12.  i'll try it, but make no guarantee.