Add the secondary package signature key to the 15.05 sources so that people
building the release have the same keys as people using precompiled images.
Signed-off-by: Jo-Philipp Wich <jow@openwrt.org>
git-svn-id: svn://svn.openwrt.org/openwrt/branches/chaos_calmer@47466 3c298f89-4303-0410-b956-a3cf2f4a3e73