修复代码getObjectUrlWithoutSign bug (#210)

* fix bug

Author: tuuna

src/Qcloud/Cos/Client.php

@@ -89,7 +89,7 @@
  * @method object DeleteBucketGuetzli (array $arg)
  */
 class Client extends GuzzleClient {
-    const VERSION = '2.2.2';
+    const VERSION = '2.2.3';
 
     public $httpClient;
 
@@ -280,6 +280,12 @@ public function getObjectUrl($bucket, $key, $expires = "+30 minutes", array $arg
         return $this->createPresignedUrl($request, $expires)->__toString();
     }
 
+    public function getObjectUrlWithoutSign($bucket, $key, array $args = array()) {
+        $command = $this->getCommand('GetObject', $args + array('Bucket' => $bucket, 'Key' => $key));
+        $request = $this->commandToRequestTransformer($command);
+        return $request->getUri()-> __toString();
+    }
+
     public function upload($bucket, $key, $body, $options = array()) {
         $body = Psr7\stream_for($body);
         $options['Retry'] = $this->cosConfig['retry'];