[bugfix] print should print a newline to given port
[bugfix] print should print a newline to given port

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