HUNDREDS of stone-throwing protesters clashed with police in a provincial Tunisian town after authorities bulldozed an unlicensed cigarette kiosk, killing its owner sleeping inside, witnesses said. Street protests are frequent in Tunisia, where a popular uprising toppled autocratic rule nearly a decade ago and ushered in democracy but little economic progress, with living standards for many still low, unemployment high and corruption rife. In the town of Sheitla, the site of an ancient Roman city in Tunisia's hilly, impoverished interior, residents blocked roads with burning tyres and threw stones at police, who chased, witnesses said. Soldiers were then deployed to…