Rework entrypoints

radicale.fcgi

@@ -13,5 +13,5 @@ WSGI-to-FastCGI mapper.
 from flup.server.fcgi import WSGIServer
 from radicale import application
 
-
-WSGIServer(application).run()
+if __name__ == "__main__":
+    WSGIServer(application).run()

radicale.py

@@ -7,6 +7,7 @@ Launch the server according to configuration and command-line options.
 
 """
 
-import radicale.__main__
+import runpy
 
-radicale.__main__.run()
+if __name__ == "__main__":
+    runpy.run_module("radicale", run_name="__main__")

radicale.wsgi

@@ -1,5 +1,3 @@
-#!/usr/bin/env python3
-
 """
 Radicale WSGI file (mod_wsgi and uWSGI compliant).
 

setup.py

@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-#
+
 # This file is part of Radicale Server - Calendar Server
 # Copyright © 2009-2017 Guillaume Ayoub
 # Copyright © 2017-2018 Unrud <unrud@outlook.com>