Add check to avoid needless animation
Add check to avoid needless animation

stormwild/jcarousel,burakkp/jcarousel,npmcomponent/jsor-jcarousel,mrkiwi/jcarousel,jsor/jcarousel,nguyenuit/jcarousel,Hanzig/jcarousel,Orehouse/jcarousel,nguyenuit/jcarousel,mrkiwi/jcarousel,Hanzig/jcarousel,cssfirefly/jcarousel,Orehouse/jcarousel,cssfirefly/jcarousel,stormwild/jcarousel,jsor/jcarousel