TORONTO – Look for what’s likely to be a sweeping overhaul of the www.cbc.ca web portal in the coming months. CBC announced this week that Jonathan Dube, an award-winning journalist and leader in the online news industry, is taking on the role of editorial director for CBC.ca, responsible for all CBC.ca's editorial programming, including news, arts and sports sections. He joins the company in July. Dube comes to CBC from Seattle, where he is currently managing producer of MSNBC.com. He is also a columnist with the Poynter Institute in Florida; a board member of the Online News Association; and the...