The fifth annual Mardi Gras fundraiser to benefit Austin’s House, the only emergency children’s shelter in rural Northern Nevada, has a new twist this year — a cowboy Mardi Gras party, scheduled for Feb. 8 at the Carson Valley Inn in Minden. “Put on your jeans and celebrate the party atmosphere of Bourbon Street in New Orleans on Fat Tuesday with great food, music, dancing, fun games, raffle prizes, and a silent auction,” organizers said in a press release.The party starts at 6 p.m. with a cocktail hour, followed by a western barbecue buffet featuring pulled pork and mesquite-rubbed chicken …