Fixed error where the was an extra ' character.

seasoned_api/src/webserver/app.js

@@ -34,7 +34,7 @@ router.use(function(req, res, next) {
 			res.setHeader('Access-Control-Allow-Origin', origin);
 	}
 	res.header('Access-Control-Allow-Headers', 'Content-Type, Authorization'); 
-	res.header('Access-Control-Allow-Methods', 'POST, GET', 'PUT');
+	res.header('Access-Control-Allow-Methods', 'POST, GET, PUT');
 	
 	next();
 });