The draft is now over but the Cowboys are still looking to upgrade their roster. Stephen Jones likes to remind us that talent acquisition is a 24/7 business. With the draft now over and the consequences of signing free agents no longer has an impact on draft compensation for the following year, signings across the league are sure to heat up leading into the training camp. The Dallas Cowboys are looking to possibly do so themselves as there seems to be some reported interested in former Minnesota Vikings linebacker Anthony Barr. Free agent linebacker Anthony Barr is a free agent…