title: How to set pass phrase for yii apns-gcm
body: <p>I'm using yii apns-gcm with below settings in console.php config to run as a background process.</p>
  
  <p>My issue is it prompt for PEM pass phrase:
  And when I enter the pass phrase it works.</p>
  
  <p>Does anyone know how to set passphrase for this?</p>
  
  <p>Note:</p>
  
  <pre><code>Yii::app()-&gt;attachEventHandler('onEndRequest', array($this, 'onApplicationEndRequest'));
  </code></pre>
  
  <p>My settings in config </p>
  
  <pre><code>'apns' =&gt; array(
              'class' =&gt; 'ext.apns-gcm.YiiApns',
              'environment' =&gt; 'sandbox',
              'pemFile' =&gt; 'runtime/apnssert/ck.pem',
              'dryRun' =&gt; false, 
              'options' =&gt; array(
                  'sendRetryTimes' =&gt; 5
              ),
          ),
  </code></pre>