Good news for those who have been craving some more Royal Wedding glitter. There’s another one this weekend. It’s the event many thought would never happen: the marriage of Prince Albert of Monaco, the 53-year-old bachelor head of state of the tiny but rich principality on the Cote D’Azur, and Charlene Wittstock, a South African Olympic swimmer 20 years his junior. The Grimaldi family has ruled Monaco for more than 800 years, and has featured on the global glamour map ever since Hollywood arrived in the form of the last bride to marry into the family, Prince Albert’s mother Grace...