Waiting in line outside the Carson Valley Community Food Closet on Tuesday, 79-year-old Joan Tallerino reflected on how significant this year's Thanksgiving meal will be for her."It's the first time having dinner with my family in a long time," the Gardnerville resident said. "It's going to be a special, special holiday for us."Inside, volunteers from the Douglas County Sheriff's Mounted Posse and others worked an assembly line of Thanksgiving dinner boxes to be distributed to more than 500 families."The people who have been doing this for years are the ones who are here," said Tina Tubridy, who was hired as …