
improve the description of svm_model in README


sdgdsffdsfff/libsvm,DaveGeneral/libsvm,mvtuong/Yelp-Challenge,cypro666/libsvm,androidYibo/libsvm,androidYibo/libsvm,dejon97/libsvm,caidongyun/libsvm,cypro666/libsvm,DaveGeneral/libsvm,Maluuba/libsvm,sdgdsffdsfff/libsvm,mhdella/libsvm,mvtuong/Yelp-Challenge,toothacher17/libsvm,mvtuong/Yelp-Challenge,Guokr1991/libsvm,TKlerx/libsvm,asifmadnan/libsvm,G-P-S/libsvm,toothacher17/libsvm,melissa-mccoy/libsvm,phoenixstar7/libsvm,caidongyun/libsvm,ntucllab/hintsvm,TKlerx/libsvm,ChinaQuants/libsvm,cjlin1/libsvm,DaveGeneral/libsvm,mhdella/libsvm,asifmadnan/libsvm,Guokr1991/libsvm,Adoni/libsvm,mhdella/libsvm,TKlerx/libsvm,mhdella/libsvm,phoenixstar7/libsvm,melissa-mccoy/libsvm,caidongyun/libsvm,sdgdsffdsfff/libsvm,melissa-mccoy/libsvm,G-P-S/libsvm,Adoni/libsvm,sdgdsffdsfff/libsvm,DaveGeneral/libsvm,dejon97/libsvm,toothacher17/libsvm,Maluuba/libsvm,cjlin1/libsvm,asifmadnan/libsvm,Guokr1991/libsvm,sdgdsffdsfff/libsvm,ChinaQuants/libsvm,DaveGeneral/libsvm,ChinaQuants/libsvm,phoenixstar7/libsvm,androidYibo/libsvm,caidongyun/libsvm,dejon97/libsvm,mvtuong/Yelp-Challenge,asifmadnan/libsvm,Maluuba/libsvm,phoenixstar7/libsvm,Maluuba/libsvm,caidongyun/libsvm,cypro666/libsvm,sdgdsffdsfff/libsvm,melissa-mccoy/libsvm,DaveGeneral/libsvm,Maluuba/libsvm,cypro666/libsvm,ntucllab/hintsvm,melissa-mccoy/libsvm,G-P-S/libsvm,Guokr1991/libsvm,cjlin1/libsvm,mhdella/libsvm,melissa-mccoy/libsvm,caidongyun/libsvm,TKlerx/libsvm,TKlerx/libsvm,cjlin1/libsvm,ntucllab/hintsvm,Adoni/libsvm,Guokr1991/libsvm,TKlerx/libsvm,ChinaQuants/libsvm,phoenixstar7/libsvm,androidYibo/libsvm,G-P-S/libsvm,asifmadnan/libsvm,ChinaQuants/libsvm,ChinaQuants/libsvm,Maluuba/libsvm,Guokr1991/libsvm,asifmadnan/libsvm,dejon97/libsvm,ntucllab/hintsvm,phoenixstar7/libsvm,ntucllab/hintsvm,dejon97/libsvm,toothacher17/libsvm,G-P-S/libsvm,cjlin1/libsvm,cypro666/libsvm,toothacher17/libsvm,G-P-S/libsvm,mhdella/libsvm,toothacher17/libsvm,cypro666/libsvm,androidYibo/libsvm,androidYibo/libsvm,dejon97/libsvm,cjlin1/libsvm,ntucllab/hintsvm,Adoni/libsvm