package/xbmc-pvr-addons: Bump version, use gotham branch

Suggested by Yann:
http://lists.busybox.net/pipermail/buildroot/2014-June/098698.html



Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>