by Amit Roy US PRESIDENT Donald Trump will be coming to Britain on July 12, but the state visit he was promised when prime minis­ter Theresa May first met him at the White House in January last year has been down­graded to a “working” trip. This means that unlike, say, the former Indian president Pratibha Patil, who was put up at Windsor Castle, he will not get to stay either at Buckingham Palace or at Windsor Castle – though he will meet the Queen at the latter venue. Trump will stay with the US ambassa­dor in London – which, in…