initial checkin of allknn
initial checkin of allknn

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