Add explicit declarations of template function specializations for linker fixes on Visual Studio.
Add explicit declarations of template function specializations for linker fixes
on Visual Studio.


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