Code cleanup; better documentation.
Code cleanup; better documentation.

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