Raghav Bahl‘s Network 18 group has restructured its business plan. Again. All the loss-making broadcast businesses—CNBC TV18, CNN-IBN, IBN7, etc—are under one roof, and the digital and publishing initiatives—moneycontrol.com, Infomedia, etc—under another. Debashis Basu writes in the personal finance magazine Moneylife that this is an old trick aimed at buying time and raising money by…