Removed setup.py and MANIFEST

Reason: pip supported is dropped for next OpenSlides release (3.4)
because the python server cannot run stand-alone anymore. You will cannot
install OpenSlides 3.4 via 'pip install openslides'.

server/MANIFEST.in

@@ -1,9 +0,0 @@
-include AUTHORS
-include CHANGELOG.rst
-include LICENSE
-include README.rst
-include SETTINGS.rst
-include requirements/production.txt
-include requirements/big_mode.txt
-recursive-include openslides *.*
-exclude openslides/__pycache__/*

server/setup.py

@@ -1,47 +0,0 @@
-#!/usr/bin/env python
-
-from setuptools import find_packages, setup
-
-from openslides import __author__ as openslides_author
-from openslides import __description__ as openslides_description
-from openslides import __version__ as openslides_version
-from openslides import __license__ as openslides_license
-from openslides import __url__ as openslides_url
-
-with open("README.rst") as readme:
-    long_description = readme.read()
-
-with open("requirements/production.txt") as requirements_production:
-    install_requires = requirements_production.readlines()
-
-with open("requirements/big_mode.txt") as requirements_big_mode:
-    extras_requires = requirements_big_mode.readlines()
-
-setup(
-    name="openslides",
-    author=openslides_author,
-    author_email="support@openslides.com",
-    description=openslides_description,
-    license=openslides_license,
-    long_description=long_description,
-    url=openslides_url,
-    version=openslides_version,
-    classifiers=[
-        # http://pypi.python.org/pypi?%3Aaction=list_classifiers
-        # 'Development Status :: 3 - Alpha',
-        # "Development Status :: 4 - Beta",
-        'Development Status :: 5 - Production/Stable',
-        "Environment :: Web Environment",
-        "Framework :: Django",
-        "License :: OSI Approved :: MIT License",
-        "Operating System :: OS Independent",
-        "Programming Language :: Python :: 3.6",
-        "Programming Language :: Python :: 3.7",
-        "Programming Language :: Python :: 3.8",
-    ],
-    packages=find_packages(exclude=["tests", "tests.*"]),
-    include_package_data=True,
-    install_requires=install_requires,
-    extras_require={"big_mode": extras_requires},
-    entry_points={"console_scripts": ["openslides = openslides.__main__:main"]},
-)