Document emst; remove non-working --use-thor parameter.  Names of some parameters changed for consistency across all MLPACK methods.
Document emst; remove non-working --use-thor parameter.  Names of some parameters changed for consistency across all MLPACK methods.


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