Cowboys pick up the 2015 option on Tyron Smith

Of all the decisions about 2011 first-rounders and fifth-year options, the Cowboys had one of the easiest. According to Todd Archer of ESPNDallas, the Cowboys are picking up the option for 2015 for left tackle Tyron Smith. This was one of the biggest no-brainers of the group, as Smith has become a cornerstone left tackle.…