Starting new dev branch.
saving my place. infinite scrolling kinda working.
Save point for infinite scroll. It works with arrows, now I need to get it to work with dragging and the slide show.  Also added a new example 3.
Infinite Slideshow and buttons done on the xarousel.  Still need to do infinite finger-dragging.
infinte finger dragging DONE!  All infinite scrolling is done (arrows, drag, slideshow)  Pushing to dev for testing on devices.
added "request animation frame" shim for planned next feature.
bugfixes and further enhancement of infinite scrolling feature.
bugfixes and further enhancement of infinite scrolling feature.