[PATCH] doc: bump copyright year

[Matt Mackall]

On Fri, 2014-01-10 at 16:30 -0600, Kevin Bullock wrote:
> # HG changeset patch
> # User Kevin Bullock <kbullock at ringworld.org>
> # Date 1389392771 21600
> #      Fri Jan 10 16:26:11 2014 -0600
> # Node ID 288a804d279d761cab88f802c36dff6ea9b6ca58
> # Parent  f694cd81b600b65d23dcdc7a02cfd6a57dd1d018
> doc: bump copyright year

Queued for default, thanks.

-- 
Mathematics is the supreme nostalgia of our time.