minor cleanup in comments (closed namespaces in wrong order)
minor cleanup in comments (closed namespaces in wrong order)

hoangmle/metaSMT,agra-uni-bremen/metaSMT,finnhaedicke/metaSMT,agra-uni-bremen/metaSMT,finnhaedicke/metaSMT,hoangmle/metaSMT,nbruns1/metaSMT,nbruns1/metaSMT,agra-uni-bremen/metaSMT,nbruns1/metaSMT,hoangmle/metaSMT,finnhaedicke/metaSMT