Prince William and Princess Catherine have been praised for “making a difference” in a stark comparison to “show offs” Prince Harry and Meghan Markle ahead of a new documentary. The Prince of Wales will feature in a new ITV program which will follow the future King’s long-term advocation for tackling homelessness in the UK. Leo Burley, director of the documentary, said they have been “following Prince William and The Royal Foundation through the first year of the Homewards programme”, and everyone they have filmed with “has welcomed the spotlight that William and Homewards are placing on the U…