Performance improvements to kd_tree_test, added peer bounds checking.
Performance improvements to kd_tree_test, added peer bounds checking.


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