He is not called Mr Blockbuster for nothing. His comic Midas touch has worked on film after film. Rohit Shetty doesn’t take it too seriously though. He won’t let success go to his head, he says.u00a0Now all set to show his Ajay Devgn starrer and to roll his first film without good friend Ajay Devgn, Shetty talks about working with Shah Rukh Khan for the first time and what exactly he thinks about film critics…