Love Bombing by Oliver James – does this book present a new concept, reheated advice from other ‘parenting gurus’, or just plain common sense?     As the animated thread on Mumsnet shows, books that tell us parents what we are doing wrong and how to fix it are met with suspicion, hope, derision and praise. The ‘Holy Grail’ of parenting advice simply does not exist. While some parents reach for a book from the Attachment Parenting shelf, others will head for F for Gina Ford. Oliver James’s new book ‘Love Bombing‘, according to the blurb will reset our children’s ’emotional thermostat’ and is advertised as a way to help children…