use disable_/enable_warnings.hpp in MiniSAT backend
use disable_/enable_warnings.hpp in MiniSAT backend

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