EMERGING MARKETS-Currencies get reprieve as policymakers offer support

By Walter Brandimarte and Natsuko Waki RIO DE JANEIRO/LONDON, Jan 30 (Reuters) - Emerging markets recovered on Thursday from a sharp selloff as Latin American stocks and currencies gained and Russia's ruble and Turkey's lira rebounded after policymakers pledged to take any necessary measures to stabilize their markets, though investors worried the respite would be short-lived. Traders said recent panic selling had abated for now as markets priced in the current pace of stimulus withdrawa