[feature/extension-manager] Porting cron tasks over to the extension finder

PHPBB3-10323

tests/cron/ext/testext/cron/dummy_task.php

@@ -0,0 +1,23 @@
+<?php
+/**
+*
+* @package testing
+* @copyright (c) 2010 phpBB Group
+* @license http://opensource.org/licenses/gpl-license.php GNU Public License
+*
+*/
+
+class phpbb_ext_testext_cron_dummy_task extends phpbb_cron_task_base
+{
+	public static $was_run = 0;
+
+	public function run()
+	{
+		self::$was_run++;
+	}
+
+	public function should_run()
+	{
+		return true;
+	}
+}