update xhash
update xhash

leavesbnw/picrin,leavesbnw/picrin,ktakashi/picrin,omasanori/picrin,picrin-scheme/picrin,ktakashi/picrin,koba-e964/picrin,koba-e964/picrin,dcurrie/picrin,picrin-scheme/picrin,ktakashi/picrin,dcurrie/picrin,koba-e964/picrin,leavesbnw/picrin,omasanori/picrin