Description:
------------
When a proxy is used with the following code. The proxy is not used.


Reproduce code:
---------------
<?
	$connection_array=array(	"login"      => 'login',
								"password"   => 'pass',
								'trace'=>1,
								"exceptions" => 0,
								'proxy_host' => "proxy.net",
								'proxy_port'=> 5190,
								'proxy_login'=> "proxy_login",
								'proxy_password' => "proxy_pass");

	$client = new SoapClient('http://server.com/class.wsdl', $connection_array);
	
	$client->__soapCall('method', array('var'));

Expected result:
----------------
SOAP-server response

Actual result:
--------------
<b>Fatal error</b>:  Uncaught SoapFault exception: [HTTP] Unauthorized in V:\home\site\www\class.php:13
Stack trace:
#0 [internal function]: SoapClient-&gt;__doRequest('&lt;?xml version=&quot;...', 'http://www.serv...', '', 1, 0)
#1 V:\home\photoscape.l\www\class.php(13): SoapClient-&gt;__soapCall('method', Array)
#2 {main}