Make sure the monkey patching stuff gevent requires is imported at start, so we dont get an exception on close time

vloed.py

@@ -8,6 +8,11 @@ code from https://github.com/defnull/pixelflut/
 __version__ = 0.3
 __author__ = "Jan Klopper <jan@underdark.nl>"
 
+if __name__ == '__main__':
+  # avoid nasty eception on python closing time
+  from gevent import spawn, monkey
+  monkey.patch_all()
+
 import struct
 import time
 import socket
@@ -301,11 +306,6 @@ def RunServer(options):
                    options=options).serve_forever()
 
 if __name__ == '__main__':
-  # import gevent monkeypatching and perform patch_all before anything else to
-  # avoid nasty eception on python closing time
-  from gevent import spawn, monkey
-  monkey.patch_all()
-
   import pygame
   from pygame import locals as pygamelocals