New Delhi, June 20 (ANI): Former Finance Minister and Congress leader P Chidambaram on Friday slammed the ruling BJP government saying that it should come out of the campaign mode and start governing the nation properly. Chidambaram said that the planning commission is too big and unwieldy. Talking about the MHA advisory about Hindi as the official language, Chidambaram said that there will be a backlash in non-Hindi speaking states especially Tamil Nadu