use 2.1 version

Author: ichiriac

index.html

@@ -198,7 +198,7 @@ <h1>Try it online</h1>
 	<script type="text/javascript" src="/js/main.js?v=1"></script>
 	<script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/gist-embed/2.4/gist-embed.min.js"></script>
 	<script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/ace/1.2.6/ace.js"></script>
-	<script type="text/javascript" src="https://rawgit.com/glayzzle/php-parser/2.0.0/dist/php-parser.min.js"></script>
+	<script type="text/javascript" src="https://rawgit.com/glayzzle/php-parser/2.1.0/dist/php-parser.min.js"></script>
 	<script type="text/javascript" src="https://cdn.rawgit.com/josdejong/jsoneditor/master/dist/jsoneditor-minimalist.min.js"></script>
 	<script>
 		var parser = require('php-parser');