remove now unnecessary const_cast
remove now unnecessary const_cast

fredrik-johansson/flint2,wbhart/flint2,fredrik-johansson/flint2,wbhart/flint2,dsroche/flint2,jpflori/flint2,wbhart/flint2,jpflori/flint2,dsroche/flint2,jpflori/flint2,dsroche/flint2,dsroche/flint2,fredrik-johansson/flint2,jpflori/flint2