minor bug fixes

Author: freyo

src/Queue/Driver/CMQClient.php

@@ -117,8 +117,10 @@ protected function build_req_inter($action, $params, &$req_inter)
     protected function build_header(&$req_inter)
     {
         if ($this->http->is_keep_alive()) {
-            $req_inter->header["Connection"] = "Keep-Alive";
+            $req_inter->header[] = 'Connection: Keep-Alive';
         }
+
+        $req_inter->header[] = 'Expect:';
     }
 
 //===============================================queue operation===============================================

src/Queue/Driver/CMQHttp.php

@@ -65,7 +65,6 @@ public function send_request($req_inter, $userTimeout)
         curl_setopt($this->curl, CURLOPT_TIMEOUT, $this->connection_timeout + $userTimeout);
 
         curl_setopt($this->curl, CURLOPT_RETURNTRANSFER, true);
-        curl_setopt($this->curl, CURLOPT_HTTPHEADER, array( 'Expect:' ) );
 
         if (false !== strpos($url, "https")) {
             // 证书