by GREG KING. "My short films were made as student films in a very unprofessional and renegade manner, but I think that grounding helped," says Australian filmmaker Ariel Kleiman about his debut feature film Partisan, which hits local cinemas on May 28. Partisan is a grim coming of age tale set against the backdrop of a sinister cult run by Gregori, a charismatic Fagin-like leader played by French actor Vincent …