Harmonize docstrings. Move redemo from Tools/scripts to Tools/demo. Add a README file to Tools/demo.
diff --git a/Tools/demo/rpython.py b/Tools/demo/rpython.py
index e965720..5e7bc0a 100755
--- a/Tools/demo/rpython.py
+++ b/Tools/demo/rpython.py
@@ -1,7 +1,9 @@
-#! /usr/bin/env python3
+#!/usr/bin/env python3
-# Remote python client.
-# Execute Python commands remotely and send output back.
+"""
+Remote python client.
+Execute Python commands remotely and send output back.
+"""
import sys
from socket import socket, AF_INET, SOCK_STREAM, SHUT_WR