By Denny Dyroff, Entertainment Editor, The Times Kimberton Fair Two things arrive in this area every July without fail — heat waves and an assortment of festivals, outside music events, carnivals, family-oriented celebrations and summertime fairs. If you enjoy country fairs, you should check out the Annual Kimberton Community Fair (Kimberton Fairgrounds, Route 113, Kimberton, 610-933-4566, http://kimbertonfair.org)...