Adding scroll-spy stuff that was previously developed.  Also stubbing in test page for it.
Changing how scrollSpy checks if scroll-point is still attached to the document body.
Updating scrollSpy tests and implementing scrollSpy spy-limit-y boundary checking.
ScrollSpy - scroll to the bottom
SpyScroll minor improvements
Updating ScrollSpy to not fire events unless 'visibility' state has changed.
Changing spy-time back to its correct default value of 3sec.
Removing console log message in scroll-spy.
Adding isVisible function to ScrollSpy widget.
Adding event for on-first-spy to ScrollSpy widget.
Adding the ability to disable ScrollSpy.
Improved ScrollSpy disable from triggering events that were already in motion when the disable was invoked.
Refactoring doSpy so that it can be called outside of widget constructor.  Implementing _setOption to call doSpy when ScrollSpy becomes enabled.
ScrollSpy changed onFirstSpy to onSkimSpy
ScrollSpy moved up args that get passed to events for onSkimSpy
ScrollSpy adding touchlistener
ScrollSpy added MSPointerMove event listener
ScrollSpy removed boundary limit y
Removing commented out code from scrollSpy.
Removing code that was doing nothing.