修复普通邮件不能群发的bug (#28)

Author: pihc

src/SendCloudTransport.php

@@ -145,7 +145,7 @@ protected function sendRawMessage(Swift_Mime_SimpleMessage $message)
         $http = new Client();
 
         $this->addQuery('html', $message->getBody() ?: '');
-        $this->addQuery('to', $this->getAddress($message->getTo()));
+        $this->addQuery('to', $this->getAddresses($message->getTo()));
 
         $response = $http->post(self::SEND_HTML_URL, [
             'multipart' => $this->query,
@@ -172,7 +172,7 @@ protected function sendTemplate(Swift_Mime_SimpleMessage $message)
         $template = $message->getBody();
         $this->addQuery('template_invoke_name', $template->getName());
         $this->addQuery('substitution_vars', json_encode([
-            'to'  => [$this->getAddress($message->getTo())],
+            'to'  => [$this->getAddresses($message->getTo())],
             'sub' => $template->getBindData(),
         ]));