[ticket/11703] Make jQuery CDN switch more generic.

Config variable: load_jquery_cdn -> allow_cdn
Template variable: S_JQUERY_FALLBACK -> S_ALLOW_CDN

PHPBB3-11703

phpBB/phpbb/db/migration/data/v310/allow_cdn.php

@@ -0,0 +1,28 @@
+<?php
+/**
+*
+* @package migration
+* @copyright (c) 2013 phpBB Group
+* @license http://opensource.org/licenses/gpl-license.php GNU Public License v2
+*
+*/
+
+namespace phpbb\db\migration\data\v310;
+
+class allow_cdn extends phpbb_db_migration
+{
+	static public function depends_on()
+	{
+		return array(
+			'\phpbb\db\migration\data\v310\jquery_update',
+		);
+	}
+
+	public function update_data()
+	{
+		return array(
+			array('config.add', array('allow_cdn', (int) $this->config['load_jquery_cdn'])),
+			array('config.remove', array('load_jquery_cdn')),
+		);
+	}
+}