implement queue release delay

Author: chocopowwwa

src/Job.php

@@ -62,14 +62,14 @@ public function delete()
      */
     public function release($delay = 0)
     {
-        if ($delay) {
-            throw new \LogicException('To be implemented');
-        }
+        parent::release($job);
 
         $requeueMessage = clone $this->psrMessage;
         $requeueMessage->setProperty('x-attempts', $this->attempts() + 1);
 
-        $this->psrContext->createProducer()->send($this->psrConsumer->getQueue(), $requeueMessage);
+        $this->psrContext->createProducer()
+                ->setDeliveryDelay($this->secondsUntil($delay))
+                ->send($this->psrConsumer->getQueue(), $requeueMessage);
 
         $this->psrConsumer->acknowledge($this->psrMessage);
     }