Fireworks at the base of Snow King Resort and above One Town Hill help ring in the new year. Today’s Jackson Hole real estate activity: NEW: Cottonwood Park 5-bed, 2,900-square-foot home built in 1991 on .24 acres, listed by Jackson Hole Real Estate Associates for $1.599 million. NEW: Shockley Subdivision in East Jackson 5-bed, 2,702-square-foot home built in 1988 on .16 acres, listed by...