After adding Brandin Cooks the Cowboys made another splash in free agency by signing Odell Beckham Jr. to a reporting 4-year $20 million contract. Sources say that the Cowboys were expected to be over the cap starting with the new league year but because they released running back Ezekiel Elliot and now with the restructured contracts of 5 other key players they had the room to make this move. More on this story Chase Park with Dallas TX news reported that…