add author info

index.html

@@ -1,7 +1,11 @@
 <!DOCTYPE html>
 <html>
 <head>
+	<meta charset="utf-8">
 	<title>PF 2016</title>
+	<meta name="author" content="Juraj Michálek" />
+	<meta name="description" content="PF 2016 greeting - puzzle game - set direction for ball" />
+	
 	<script src="js/kiwi-js-v1.4.0/kiwi.js"></script>
 </head>
 <body>