add seed-random method to random.sfmt, fix formatting
add seed-random method to random.sfmt, fix formatting

erg/factor,cataska/factor,ceninan/factor,kingcons/factor,mcandre/factor,littledan/Factor,erg/factor,erg/factor,mcandre/factor,erg/factor,cataska/factor,kingcons/factor,mcandre/factor,kingcons/factor,kingcons/factor,erg/factor,mcandre/factor,mcandre/factor,littledan/Factor,littledan/Factor,erg/factor,mcandre/factor,mcandre/factor,ceninan/factor,ceninan/factor,erg/factor,ceninan/factor,cataska/factor,cataska/factor,littledan/Factor