[PATCH 8 of 8] templater: restore use of callable() since it was readded in Python 3.2

[Matt Mackall]

On Tue, 2014-06-24 at 14:37 -0400, Augie Fackler wrote:
> # HG changeset patch
> # User Augie Fackler <raf at durin42.com>
> # Date 1403529896 14400
> #      Mon Jun 23 09:24:56 2014 -0400
> # Node ID b3a487010abeac9a5341961e1dbcf0237374c371
> # Parent  57b09c58165f42eb8eccc7be8ebd89101fb95914
> templater: restore use of callable() since it was readded in Python 3.2

These are queued, thanks.

-- 
Mathematics is the supreme nostalgia of our time.