In “Ecstatic Contac,” Jules de Balincourt’s show of recent large-scale paintings, the French-born artist comes across as a brave tightrope walker. He teeters not only between abstraction and figuration but between fantasy images and those ripped from today’s headlines. There’s a feeling of celebration in the spectacular fireworks display, Illuminated, and a sense of fearful anxiety in Off Base, an arresting group portrait of wide-eyed soldiers