GLOBAL MARKETS-Stocks halt rally, BoE jolts UK markets

* Stocks rally pauses, BoE minutes jolt investors * Euro lowest in almost a year, falls below $1.33 * Attention shifts from Ukraine-Russia conflict By Jamie McGeever LONDON, Aug 20 (Reuters) - World stocks mostly halted their recent rally on Wednesday before the latest policy signal from the U.S. central bank, while UK stocks and bonds fell after Bank of England minutes showed two rate-setters voted to raise interest rates earlier this month. Sterling jumped after the BoE mi