Added stub entry in the documentation mentioning SocketServer
was renamed.
diff --git a/Doc/library/socketserver.rst b/Doc/library/socketserver.rst
index e24b429..9df72e3 100644
--- a/Doc/library/socketserver.rst
+++ b/Doc/library/socketserver.rst
@@ -4,6 +4,8 @@
 
 .. module:: socketserver
    :synopsis: A framework for network servers.
+.. versionadded:: 2.6
+
 
 The :mod:`socketserver` module simplifies the task of writing network servers.