Update cleanuptimeout option comment

Author: houseoftech

Config/queue.php

@@ -24,7 +24,7 @@
 	// seconds of running time after which the worker will terminate (0 = unlimited)
 	'workermaxruntime' => 0,
 
-	// amount of time that a worker will attempt to spend on a cleanup job before timing out
+	// minimum time (in seconds) which a task remains in the database before being cleaned up.
 	'cleanuptimeout' => 2000,
 
 	// instruct a Workerprocess quit when there are no more tasks for it to execute (true = exit, false = keep running)

README.md

@@ -88,7 +88,7 @@ You may create a file called "queue.php" inside your 'APP/Config' folder (NOT th
 
 		$config['Queue']['exitwhennothingtodo'] = false;
 
-- Minimum number of seconds before cleanup runs. Defaults to 0 for the Queue worker, or 2592000 for the Cron worker.
+- Minimum number of seconds before a cleanup run will remove a completed task. Defaults to 0 for the Queue worker, or 2592000 for the Cron worker.
 
 		$config['Queue']['cleanuptimeout'] = 2592000; // 30 days