upgrade to new pretix, remove download, add page links

setup.py

@@ -1,46 +1,4 @@
-import os
-from distutils.command.build import build
-
-from django.core import management
-from setuptools import find_packages, setup
-
-from pretix_digital_items import __version__
+from setuptools import setup
 
 
-try:
-    with open(os.path.join(os.path.dirname(__file__), 'README.rst'), encoding='utf-8') as f:
-        long_description = f.read()
-except:
-    long_description = ''
-
-
-class CustomBuild(build):
-    def run(self):
-        management.call_command('compilemessages', verbosity=1)
-        build.run(self)
-
-
-cmdclass = {
-    'build': CustomBuild
-}
-
-
-setup(
-    name='pretix-digital-items',
-    version=__version__,
-    description='Sell digital Items by using secrets as tokens. Adds secrets to email placeholders, output secret as simple TXT file.',
-    long_description=long_description,
-    url='https://git.lh8.de/_Bastler/pretix-digital-items',
-    author='_Bastler',
-    author_email='pretix-digital-items@bstly.de',
-    license='Apache',
-
-    install_requires=[],
-    packages=find_packages(exclude=['tests', 'tests.*']),
-    include_package_data=True,
-    cmdclass=cmdclass,
-    entry_points="""
-[pretix.plugin]
-pretix_digital_items=pretix_digital_items:PretixPluginMeta
-""",
-)
+setup()