A schoolboy who joined a cell of Islamic fanatics targeting the Royal Family has become Britain's youngest convicted terrorist. Hammaad Munshi, now 18, became obsessed with terrorism while aged 15 and studying for his GCSEs. Instead of revising he spent hours secretly surfing jihadist websites and distributing material as part of a 'conspiracy to wipe-out' non-Muslims. A computer expert, the teenager set up a website giving advice on how to make bombs, detonators, Napalm and using machine guns. He was arrested at the age of 16 as he walked home from school in Dewsbury, West Yorkshire, following a GCSE exam....