TORONTO - Corus Entertainment is adding Sundance Channel to its portfolio of Canadian specialty services.After finalizing a licensing agreement with Cablevision’s Rainbow Media, Corus announced Tuesday that the channel will launch on March 1, 2010. A Corus spokesperson confirmed that it is the rebrand of its Drive In Classics movie channel. Under the creative direction of Robert Redford, Sundance Channel features a range of programming from niche, genre-focused cinema to socially provocative films, documentaries and original series. “Sundance Channel is a unique movies and lifestyle channel that will provide a diverse and engaging selection of films, documentaries and original programs that are typically not offered by...