When the Blockbuster video store closed in Roseburg a year ago, Heidi and Michael Martin saw there was a void to be filled. It’s taken a year, but now the Martins hope to do just that. They’ve moved their business, Martin Movies and Games, from Winston to 1502 S.E. Stephens St. in Roseburg. That’s next to the J&J Market. It reopened eight days ago. The Martins, who moved from Phoenix, Ariz., to the Roseburg area five years ago because of its weather, trees and mountains, opened Martin Movies and Games 1 1/2 years ago in Winston. They said their intention …