Here's a little late-breaking good news to send you into the weekend: Jai Courtney says Captain Boomerang is coming back for The Suicide Squad. Hell yeah. Recently reinstated Guardians of the Galaxy writer/director James Gunn penned the script and is gearing up to helm the semi-sequel to David Ayer's 2015 film, and as we previously reported, the filmmaker is expected to bring in a boatload of new characters to carry the franchise, including Peacemaker and King Shark. In terms of returning characters, Idris Elba will reportedly take over the role of Deadshot for Will Smith …