The Post Office is the social hub of downtown Wilson, especially in the off-season. Today’s Jackson Hole real estate activity: NEW: Aspens Windflower 2-bed, 936-square-foot condo built in 1978, listed by Jackson Hole Real Estate Associates for $599,000. NEW: West Jackson 3-bed, 1,628-square-foot home built in on .21 acres, listed by Jackson Hole Real Estate Associates $644,000. PENDING:...