Minor changes to test.  const-correctness and comment normalization for Doxygen.
Minor changes to test.  const-correctness and comment normalization for Doxygen.


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