Minor updates to README file.

Removed setup.py until Python folks stabilize packaging and
distribution.  Just put the joy script in your PATH, eh?

implementations/Python/setup.py

@@ -1,58 +0,0 @@
-#!/usr/bin/env python
-# -*- coding: utf-8 -*-
-#
-#    Copyright © 2014, 2015, 2017, 2019 Simon Forman
-#
-#    This file is part of Thun
-#
-#    Thun is free software: you can redistribute it and/or modify
-#    it under the terms of the GNU General Public License as published by
-#    the Free Software Foundation, either version 3 of the License, or
-#    (at your option) any later version.
-#
-#    Thun is distributed in the hope that it will be useful,
-#    but WITHOUT ANY WARRANTY; without even the implied warranty of
-#    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-#    GNU General Public License for more details.
-#
-#    You should have received a copy of the GNU General Public License
-#    along with Thun.  If not see <http://www.gnu.org/licenses/>.
-#
-from setuptools import setup
-from textwrap import dedent
-
-
-setup(
-	name='Thun',
-	version='0.5.1',
-	description='Python Implementation of Joy',
-	long_description=dedent('''\
-		Joy is a programming language created by Manfred von Thun that is easy to
-		use and understand and has many other nice properties.  This Python
-		package implements an interpreter for a dialect of Joy that attempts to
-		stay very close to the spirit of Joy but does not precisely match the
-		behaviour of the original version written in C.'''),
-	long_description_content_type='text/plain',
-	author='Simon Forman',
-	author_email='sforman@hushmail.com',
-	url='https://joypy.osdn.io',
-	license='GPLv3+',
-	packages=['joy', 'joy.utils'],
-        package_data={
-            'joy': ['defs.txt'],
-            },
-	classifiers=[
-		'Development Status :: 4 - Beta',
-		'License :: OSI Approved :: GNU General Public License v3 or later (GPLv3+)',
-		'Programming Language :: Python :: 3',
-		'Programming Language :: Other',
-		'Topic :: Software Development :: Interpreters',
-		],
-	extras_require={
-		'build-docs':  [
-			'sphinx',
-			'ipython',
-			'nbconvert',
-			],
-		}
-	)