By Kevin Lim SINGAPORE (Reuters) - The World Bank on Monday scaled back slightly its 2013 growth forecasts for emerging East Asia and warned about possible over-heating in the region's larger economies, but the global lender said the Bank of Japan's sweeping monetary expansion should provide a fillip to developing countries. Japan's efforts to stimulate its economy through monetary easing is likely to be "mostly good" for developing Asian economies such as Thailand and the Philippines, which produce components for Japanese exporters, the World Bank said. ...