Kylie Jenner just shared a new family portrait featuring North West alongside Kim, Kourtney, and Khloé Kardashian.North West looks seriously grown up in the snap, as she poses with her mom and aunties.Throughout the holiday season, North has made a series of appearances on her mom's Instagram.North West is growing up, and she's already chicer than most of us.Her aunt, Kylie Jenner, gave fans a glimpse of a new photo shoot she was starring in, alongside Khloé, Kourtney, and Kim Kardashian, as