hakimel/reveal.js — pull request #371 by jamiefolson (2013-03-17 01:40:19+00:00)
Title: Navigate through slides with shift-key

Navigate directly between slides using shift-arrow keys.

There is currently a bug for navigatePrevSlide(), which just call
`slide()`. I need to ask if there's a reason for this rather than
calling `slide(indexh-1,indexv)` or whatever.