When you enter a movie hall to watch a film made on one of India's best cricketers, there are only two questions to be asked. Do you like cricket or do you not? When that cricketer is Mahendra Singh Dhoni, this binary deepens - are you his fan or not? Neeraj Pandey's M S Dhoni: The Untold Story begs that question right at the beginning -will you cheer for Dhoni? - and then, the three hours and five minutes that follow make you want to leave everything and applaud. That applause, I realise on further reflection, is both for the