Osi Umenyiora: If Giants make changes, it has to be wholesale changes

The Giants didn’t run out of entrances to the playoffs in Sunday’s 33-14 loss to the Ravens, but, on the heels of a 34-0 loss the week before, it certainly felt like it did. Perhaps that’s why defensive end Osi Umenyiora spent most of a Monday conference call talking about the future. There was his…