By Emma Mackenzie The world watched from the outside as Kate and William settled into their romance, from their early days at the University of St. Andrews to their brief split and eventual marriage. However much scrutiny the couple were placed under in the formative years of their relationship, there was still so much that the public could not see, with the vast majority of their lives going on behind closed doors. However, one former royal butler was behind those closed doors with them and saw it all firsthand. The butler worked for King Charles \- then the Prince of Wales – for seven years,…