Question: Add a new "Rotate right" menu item to the Edit menu in the drawer5 package. This menu item causes all selected figures to be rotated clockwise 90 degrees around their center point. The center point of a group figure is the center of the figure's bounding rect. If you rotate a figure right four times, it should be restored to its original position and orientation. Keep track of exactly how many
(a) new files need to be created,
(b) existing files need to be modified, and
(c) places existing files need to be modified.