Output extra 0x00 on constant chars
Output extra 0x00 on constant chars

While wasteful, it makes deterministic action SST construction simpler

diku-kmc/kleenexlang,diku-kmc/kleenexlang,diku-kmc/repg,diku-kmc/repg,diku-kmc/repg,diku-kmc/kleenexlang,diku-kmc/kleenexlang,diku-kmc/repg,diku-kmc/kleenexlang,diku-kmc/kleenexlang,diku-kmc/repg,diku-kmc/repg