Fixed oversight with showTooltip

lib/graph3d/Graph3d.js

@@ -1155,8 +1155,6 @@ Graph3d.prototype.setOptions = function (options) {
     this._setSpecialSettings(options, this);
 
     // Handle the rest of the parameters
-    if (options.tooltip !== undefined) this.showTooltip = options.tooltip;
-
     if (options.xBarWidth !== undefined) this.defaultXBarWidth = options.xBarWidth;
     if (options.yBarWidth !== undefined) this.defaultYBarWidth = options.yBarWidth;
     if (options.xMin !== undefined) this.defaultXMin = options.xMin;