Minor updates to PLDI draft.
Minor updates to PLDI draft.

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