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Gilles Caulier authored
add a defintion to compile metadata engine with right for() constify containers operation depending of the Exiv2 version (as std::as_const for C++17 or qAsConst for C++11)
add a defintion to compile metadata engine with right for() constify containers operation depending of the Exiv2 version (as std::as_const for C++17 or qAsConst for C++11)