In Season 5 of Louie (FX), Louie is a new kind of superhero. Like Wonder Woman, the canonical superhero he most resembles, Louie’s distinctive superpower is love. With loving understanding, he transforms his sister’s aggressive, gun-wielding ex-boyfriend into a gentle, giggling man who learns to knit. With loving understanding, he relieves the sexual loneliness of a pregnant surrogate mother and, in doing so, hastens new life into the world. This enrages the (nearly evil) nonpregnant parents, who had a detailed birth plan. “Some things don’t work out the way you planned them,” Louie…