A Phase II Study Evaluating the effect of GEN-1 (IL-12 Plasmid Formulated with PEG-PEI-Cholesterol Lipopolymer) on Second Look Laparoscopy (SLL) when Administered in Combination with Bevacizumab (BEV) and Neoadjuvant Chemotherapy (NACT) in Subjects Newly Diagnosed with Advanced Ovarian, Fallopian Tube or Primary Peritoneal Cancer