Trailer support

couchpotato/templates/_desktop.html

@@ -45,6 +45,8 @@
 
 		<link href="{{ url_for('web.static', filename='images/favicon.ico') }}" rel="icon" type="image/x-icon" />
 		<link rel="apple-touch-icon" href="{{ url_for('web.static', filename='images/homescreen.png') }}" />
+		
+		<script type="text/javascript" src="https://www.youtube.com/player_api" defer="defer"></script>
 
 		<script type="text/javascript">
 			window.addEvent('domready', function() {