DOHA, Nov 8 (Reuters) - Influential Muslim cleric Youssef al-Qaradawi has called for calm in French riots led by disaffected immigrants, many of them Muslims of North African origin, the official Qatar News Agency reported. Qaradawi, dean of an Islamic college in Qatar known to millions of Arabic-speakers through a weekly show on the Al Jazeera television, also called on the French government to address the root causes of the violence. "As Arabs and Muslims we wish for security, safety and peace for France and its friendly people, not least because France has an attitude towards Arab and Islamic issues...