By Denny Dyroff, Entertainment Editor, The Times Julia Kershetsky “Treading the boards” has been going on for decades at the Candlelight Theater. This weekend, it is the title of a presentation by the venue. The Candlelight Theatre (2208 Millers Road, Arden, Delaware, www.candlelighttheatredelaware.org) is presenting a very special event on November 2 – “Treading the Boards – A Revitalize...