Monkeypatch for YUI AutoComplete 3.4.x list being hidden after scrolling using a scrollbar on the contentBox

aclist-scroll-fix.js

Y.AutoCompleteList.prototype._bindList = function () {
    this._listEvents.concat([
        Y.one('doc').after('click', this._afterDocClick, this),
        Y.on('windowresize', this._syncPosition, this),

        this.after({
            blur     : this._afterListBlur,
            focus    : this._afterListFocus,
            mouseover: this._afterMouseOver,
            mouseout : this._afterMouseOut,

            activeItemChange    : this._afterActiveItemChange,
            alwaysShowListChange: this._afterAlwaysShowListChange,
            hoveredItemChange   : this._afterHoveredItemChange,
            resultsChange       : this._afterResultsChange,
            visibleChange       : this._afterVisibleChange
        }),

        this._listNode.delegate('click', this._onItemClick,
                this['_SELECTOR_ITEM'], this)
    ]);
};

Y.AutoCompleteList.prototype._afterDocClick = function (e) {
    var boundingBox = this._boundingBox,
        target      = e.target;

    if (target !== this._inputNode && target !== boundingBox &&
            !boundingBox.one(target.get('id'))) {

        this.hide();
    }
};

Y.AutoCompleteList.prototype._afterMouseOut = function () {
    this._mouseOverList = false;
    this._set('hoveredItem', null);
};