Keith Vaz’s diabetes charity Silver Star made the front page of the Telegraph yesterday and was covered extensively in the Mail and the Sun. The allegation – fiercely denied – is that the rent boys at Keith/Jim’s flat received money from a man linked to the charity. Silver Star deny this and have retained Carter Ruck, firing off letters to several newspapers complaining how unfair it is to have their name linked to this sordid affair. Carter Ruck usually charge £500 an hour. That’s a very expensive law firm for a relatively small charity…