DALLAS — The Dallas Cowboys have been in quite a groove this year — and so have their fans.The enthusiasm now goes well beyond the home game tailgate.”So, we need to go to the furthest possible place to catch an away game,” joked Cowboys fan Justin Bryce.He and other members of the Cowboys Nation are going international to cheer on the team.”It’s kind of a vacation with the bonus of getting to see the Cowboys play,” said Carol Bryce.