LONDON, July 6 (Reuters) - At his small north London high school, 15-year-old Yossi Hamilton pours over sacred texts as his Jewish ancestors did for over two thousand years, part of a curriculum that he says prepares him for his future. This special faith-based education is profoundly important to Hamilton's strictly Orthodox Haredi Jewish community, which numbers 80,000 in Britain. Many are the descendants of Holocaust survivors and are extremely protective of their way of life. Educating its children in private schools and at home, the Haredi community, along with some Muslim and Christian groups in Britain, says it is...