poi updates
poi updates

added a row for American Tap Room Reston; made a mile marker exit
change for Whole Foods Tysons (from "just east" to ".1 mi east"), and
edited directions for Lost Dog Westover, Westover Market, and Dogfish
Head (for these 3 places the trail exit sign info was incomplete)

bikeablebrews/custis,bikeablebrews/custis,bikeablebrews/wod,bikeablebrews/wod