Stunning! "When You Go home, Tell Them Of Us And Say, For Your Tomorrow, We Gave Our Today" There's a school of thought in film world that all war films are anti-war films, some, however, are the definition of such and are cream of the crop. Yesterday's Enemy is one such picture. Out of Hammer Films, it's directed by Val Guest and written by Peter R. Newman. It stars Stanley Baker, Gordon Jackson, Guy Rolfe, Leo McKern and Philip Ahn. Story has the surviving members of a British Army Brigade holing up in a Burmese jungle village, where Captain Langford (Baker) happens upon a map that could…