update shuffling
update shuffling


Former-commit-id: 19519d095086d6e9ae70104885b441dc53ce4ce4
Former-commit-id: 494c6a769659c7657106c5f20c72c53a65000638
Former-commit-id: 7cb7b3cdaf3e8422bf8cace054b3c05b86cee10f
dssg/wikienergy,dssg/wikienergy,dssg/wikienergy,dssg/wikienergy,dssg/wikienergy