Add profiling for comparing factor_kaltofen_shoup_vs_ntl against NTL.
Add profiling for comparing factor_kaltofen_shoup_vs_ntl against NTL.

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