refactor SST compiler
refactor SST compiler

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