fixed missing namespace in TypedSymbol.hpp
fixed missing namespace in TypedSymbol.hpp

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