debug/gdb: update Linaro GDB revisions to 2012.12-1

Update Linaro GDB with the latest available revisions.

Signed-off-by: "Benoît Thébaudeau" <benoit.thebaudeau@advansee.com>
Message-Id: <b6c4a82286f9a3de3948.1355761104@advdt005-ubuntu>
Patchwork-Id: 206907

python

import sys

sys.path.insert(0, '@@PREFIX@@/share/gcc-@@VERSION@@/python')

from libstdcxx.v6.printers import register_libstdcxx_printers

register_libstdcxx_printers (None)

end