https://github.com/prusa3d/Slic3r/issues/1142 https://github.com/prusa3d/Slic3r/issues/1257 The preset keys not belonging into the config group are removed and the problem is reported into the boost::log
https://github.com/prusa3d/Slic3r/issues/1142 https://github.com/prusa3d/Slic3r/issues/1257 The preset keys not belonging into the config group are removed and the problem is reported into the boost::log