tap事件event不正确的bug，已经修正

[wangbagang]

源代码5122行：
_triggerClick: function (e) {
/var target = e.target;
if (!/(SELECT|INPUT|TEXTAREA)/i.test(target.tagName)) {
var ev = document.createEvent('MouseEvents');
ev.initMouseEvent('click', true, true, e.view, 1, target.screenX, target.screenY, target.clientX, target.clientY, e.ctrlKey, e.altKey, e.shiftKey, e.metaKey, 0, null);
target.dispatchEvent(ev);
}/
var target = e.target;
var srcEvent = e.srcEvent;
if (!/(SELECT|INPUT|TEXTAREA)/i.test(target.tagName)) {
var ev = document.createEvent('MouseEvents');
ev.initMouseEvent('click', true, true, srcEvent.view, 1, srcEvent.screenX, srcEvent.screenY, srcEvent.clientX, srcEvent.clientY, srcEvent.ctrlKey, srcEvent.altKey, srcEvent.shiftKey, srcEvent.metaKey, 0, null);
target.dispatchEvent(ev);
}
}