Use fade transition

reveal.js' "default" transition is visually distracting, use "fade"
instead.

Author: fghaas

itnot/index.html

@@ -614,6 +614,7 @@
 			// - https://github.com/hakimel/reveal.js#configuration
 			// - https://github.com/hakimel/reveal.js#dependencies
 			Reveal.initialize({
+				transition: "fade",
 				dependencies: [
 					{ src: 'plugin/markdown/marked.js' },
 					{ src: 'plugin/markdown/markdown.js' },