reveal.js can now be instantiated with new Reveal(<htmlelement>,<options>)

js/index.js

@@ -0,0 +1,12 @@
+import _reveal from './reveal.js'
+
+// The Reveal class can be instantiated to run multiple
+// presentations on the same page
+window.Reveal = _reveal;
+
+// Simplified way to create a reveal.js instance on
+// a page with only one presentation, makes us backwards
+// compatible with reveal.js pre 4.0
+window.Reveal.initialize = options => {
+	window.Reveal = new _reveal( document.querySelector( '.reveal' ), options );
+}