upgrade to reveal.js-3.3.0
diff --git a/inst/reveal.js-3.3.0/plugin/notes-server/index.js b/inst/reveal.js-3.3.0/plugin/notes-server/index.js
new file mode 100644
index 0000000..b95f071
--- /dev/null
+++ b/inst/reveal.js-3.3.0/plugin/notes-server/index.js
@@ -0,0 +1,69 @@
+var http      = require('http');
+var express   = require('express');
+var fs        = require('fs');
+var io        = require('socket.io');
+var Mustache  = require('mustache');
+
+var app       = express();
+var staticDir = express.static;
+var server    = http.createServer(app);
+
+io = io(server);
+
+var opts = {
+	port :      1947,
+	baseDir :   __dirname + '/../../'
+};
+
+io.on( 'connection', function( socket ) {
+
+	socket.on( 'new-subscriber', function( data ) {
+		socket.broadcast.emit( 'new-subscriber', data );
+	});
+
+	socket.on( 'statechanged', function( data ) {
+		delete data.state.overview;
+		socket.broadcast.emit( 'statechanged', data );
+	});
+
+	socket.on( 'statechanged-speaker', function( data ) {
+		delete data.state.overview;
+		socket.broadcast.emit( 'statechanged-speaker', data );
+	});
+
+});
+
+[ 'css', 'js', 'images', 'plugin', 'lib' ].forEach( function( dir ) {
+	app.use( '/' + dir, staticDir( opts.baseDir + dir ) );
+});
+
+app.get('/', function( req, res ) {
+
+	res.writeHead( 200, { 'Content-Type': 'text/html' } );
+	fs.createReadStream( opts.baseDir + '/index.html' ).pipe( res );
+
+});
+
+app.get( '/notes/:socketId', function( req, res ) {
+
+	fs.readFile( opts.baseDir + 'plugin/notes-server/notes.html', function( err, data ) {
+		res.send( Mustache.to_html( data.toString(), {
+			socketId : req.params.socketId
+		}));
+	});
+
+});
+
+// Actually listen
+server.listen( opts.port || null );
+
+var brown = '\033[33m',
+	green = '\033[32m',
+	reset = '\033[0m';
+
+var slidesLocation = 'http://localhost' + ( opts.port ? ( ':' + opts.port ) : '' );
+
+console.log( brown + 'reveal.js - Speaker Notes' + reset );
+console.log( '1. Open the slides at ' + green + slidesLocation + reset );
+console.log( '2. Click on the link in your JS console to go to the notes page' );
+console.log( '3. Advance through your slides and your notes will advance automatically' );