Removes the child at the given index from this item.
        
        :param      index | <int>

def takeChild(self, index):
        """
        Removes the child at the given index from this item.
        
        :param      index | <int>
        """
        item = super(XGanttWidgetItem, self).takeChild(index)
        
        if item:
            item.removeFromScene()
            
        return item