Fix odd formatting issues in io.h
Fix odd formatting issues in io.h


stereomatchingkiss/mlpack,datachand/mlpack,darcyliu/mlpack,bmswgnp/mlpack,thirdwing/mlpack,chenmoshushi/mlpack,ersanliqiao/mlpack,darcyliu/mlpack,minhpqn/mlpack,ranjan1990/mlpack,darcyliu/mlpack,minhpqn/mlpack,palashahuja/mlpack,ersanliqiao/mlpack,lezorich/mlpack,Azizou/mlpack,datachand/mlpack,theranger/mlpack,lezorich/mlpack,datachand/mlpack,palashahuja/mlpack,erubboli/mlpack,minhpqn/mlpack,ajjl/mlpack,ersanliqiao/mlpack,BookChan/mlpack,palashahuja/mlpack,ranjan1990/mlpack,thirdwing/mlpack,chenmoshushi/mlpack,ranjan1990/mlpack,thirdwing/mlpack,stereomatchingkiss/mlpack,erubboli/mlpack,trungda/mlpack,ajjl/mlpack,Azizou/mlpack,trungda/mlpack,lezorich/mlpack,bmswgnp/mlpack,bmswgnp/mlpack,stereomatchingkiss/mlpack,theranger/mlpack,Azizou/mlpack,BookChan/mlpack,chenmoshushi/mlpack,theranger/mlpack,ajjl/mlpack,BookChan/mlpack,erubboli/mlpack,trungda/mlpack