Blueberry Lime No-Bake Cheesecake Cups

graham cracker rectangles (1 package typically has 9 crackers; it will yield a heaping 1/2 cup crumbs)

sugar

butter, melted

Neufchatel cream cheese

tub light cool whip

powdered sugar

zest of 1 lime

lime juice

frozen or fresh blueberries, roughly chopped