Update jquery.animatedscroll.js

add options.position

position.x and position.y can take values ​​as strings and numbers
[position: {[x: 'left' | 'right' | 'center'], [y: 'top' | 'bottom' | 'middle']}]

$ ("# footer"). animatedScroll (
   {
     duration: 'normal',
     easing: 'easeOutExpo',
     position: {x: 'left', y: 20}
   }
);