GLOBAL MARKETS-Shares subdued by mixed China, euro zone PMI data

* European bourses fall after German disappointing PMI data * Shanghai stocks focus on potential positives of weak China PMI * Dollar dips after Fed minutes point to no near term rate hike * Greek focus turn to Latvia meeting By Marc Jones LONDON, May 21 (Reuters) - World shares hovered near record highs on Thursday after downbeat Chinese manufacturing data put pressure on Beijing for more stimulus and the Federal Reserve signalled an increase in U.S. interest rates is still