Fix bug 940442 - Remove data-butter-exclude
[#943476] Ensure Arabic language works for wikipedia plugin, and remove depricated window.escape for encodeURIComponent.
[#944753] Submodule update for bug 940715
v2.0.16
[#944514] Ensure we don't add fraction pixels to scroll of the track container
[#944514] Ensure we don't fire super scroll bar resize checks if we don't need to.