fixed bug in prtClassLibSvm when targets are logical
fixed bug in prtClassLibSvm when targets are logical

covartech/PRT,jpalves/PRT,jpalves/PRT,covartech/PRT,jpalves/PRT,covartech/PRT,jpalves/PRT,covartech/PRT,jpalves/PRT,jpalves/PRT,covartech/PRT,covartech/PRT