Fresh snow makes you feel like jumping for joy, or chasing a tennis ball. The seasons are indeed changing in Jackson Hole with snow on the ground and in the forecast. Jackson Hole real estate activity: CLOSED: East Jackson 2-bed, 780-square-foot condo after 36 days on market, list $429,500. CLOSED: Aspens 2-bed, 1,048-square-foot condo built in 1979 after 175 days on market, list $525,000. CLOSED:...