Добавил namespace и зависимости

src/Connection/HttpRequest.php

@@ -1,6 +1,9 @@
 <?php
 
-class Connection_HttpRequest 
+namespace ctiso\Connection;
+use ctiso\File;
+
+class HttpRequest 
 {
     const POST = "POST";
     const GET  = "GET";

src/Connection/HttpResponse.php

@@ -3,7 +3,9 @@
 /**
  * Обрабатывает HTTP ответ
  */
-class Connection_HttpResponse
+namespace ctiso\Connection;
+
+class HttpResponse
 {
     private $offset;
     private $param = array ();