Please hint gtk+2.0 to testing

[Loïc Minier <lool+debian@via.ecp.fr>]

        Hi,

 Would be nice if someone could ack the update of gtk+2.0 from 2.8.18-1
 to 2.8.20-1 in testing and even hint it if possible.

   Thanks,
-- 
Loïc Minier <lool@dooz.org>