Vietnamese stocks leapt to their highest level in almost a year amid growing signs Britain will likely decide to remain a part of the European Union in voting later today. The latest Financial Times poll of polls shows Remain at 47% and Leave at 45% after support for Remain spiked higher over the past week, although the outcome is still far from certain. The VN-Index, which is now 21% above its January 21 low for the year, added 5.86 points today, or 0.9%, to 632.27. T