GLOBAL MARKETS-Stocks ease after BoE minutes stun markets

* Stocks fall, BoE minutes raise specter of rate hike * Fed minutes also on tap later in day * Euro below $1.33 for first time in nearly a year (Adds close of European stock markets) By Herbert Lash NEW YORK, Aug 20 (Reuters) - Global equity markets eased on Wednesday on a spate of poor corporate results and the release of Bank of England minutes that showed two of the bank's policymakers unexpectedly voted earlier this month for an interest rate hike. Sterling and UK bond