Life is Grand (Teton) in Jackson Hole in late May as the trees leaf out and the snowline recedes. Today’s Jackson Hole real estate activity: NEW: Hansen Meadows condo in East Jackson with 2 beds, 748 square feet built in 1989, listed by Jackson Hole Sotheby’s International Realty for $445,000.NEW: Downtown Wilson 3-bed, 1,777-square-foot townhouse built in 1993, listed by Jackson Hole...