(Updates with Asia futures, changes headline tag) By Elizabeth Dilts Marshall NEW YORK (Reuters) -Global shares edged lower on Tuesday, as new coronavirus outbreaks in Asia vied with strong U.S. and European consumer confidence, and investors speculated about whether the Federal Reserve would accelerate its timetable to end easy monetary policy. The U.S. dollar rose to a one-week peak on safe-haven buying stoked by fears that the highly contagious Delta variant could derail a burgeoning economic recovery. MSCI's all country world index, which tracks shares across 50 countries, shed 0.06%, as d...