Change default secure transport to TLS, because SSL is deprecated.

SSL disabled by default in Apache 2.2.30 and nginx 1.9.1.
After web server update code will no longer work.

Credit https://github.com/afilippov1985

Author: Caffe1neAdd1ct

library/Zend/Http/Client/Adapter/Socket.php

@@ -74,7 +74,7 @@ class Zend_Http_Client_Adapter_Socket implements Zend_Http_Client_Adapter_Interf
      */
     protected $config = array(
         'persistent'    => false,
-        'ssltransport'  => 'ssl',
+        'ssltransport'  => 'tls',
         'sslcert'       => null,
         'sslpassphrase' => null,
         'sslusecontext' => false