Merge pull request #61 from rmurphey/navigatePrev_navigateNext

Expose navigatePrev, navigateNext

README.md

@@ -65,6 +65,8 @@ The Reveal class provides a minimal JavaScript API for controlling its navigatio
 - Reveal.navigateRight();
 - Reveal.navigateUp();
 - Reveal.navigateDown();
+- Reveal.navigatePrev();
+- Reveal.navigateNext();
 - Reveal.toggleOverview();
 
 ### States

js/reveal.js

@@ -920,6 +920,8 @@ var Reveal = (function(){
 		navigateRight: navigateRight,
 		navigateUp: navigateUp,
 		navigateDown: navigateDown,
+		navigatePrev: navigatePrev,
+		navigateNext: navigateNext,
 		toggleOverview: toggleOverview,
 
 		addEventListeners: addEventListeners,