Cleaned up runserver.wsgi to not depend on flup

It's not necessary; we already don't install it any more either.

runserver.wsgi

@@ -1,14 +1,11 @@
 from os.path import abspath, dirname
 import sys
 
-activate_this = '/data/venv/bin/activate_this.py'
-execfile(activate_this, dict(__file__=activate_this))
-from flup.server.fcgi import WSGIServer
 from pillar import PillarServer
 from attract import AttractExtension
 from flamenco import FlamencoExtension
 
-sys.path.append('/data/git/blender-cloud/')
+sys.path.append('/data/git/blender-cloud')
 
 attract = AttractExtension()
 flamenco = FlamencoExtension()
@@ -17,6 +14,3 @@ application = PillarServer(dirname(abspath(__file__)))
 application.load_extension(attract, '/attract')
 application.load_extension(flamenco, '/flamenco')
 application.process_extensions()
-
-if __name__ == '__main__':
-    WSGIServer(application).run()