Small change to fmpq_poly/divrem.c in the case lenB == 1
Small change to fmpq_poly/divrem.c in the case lenB == 1

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