WSGI: Start timerserver from wsgi script
This is a step to be able to run ERP5 on zope4, where servers are no longer started by ZConfig.
This will be used by https://lab.nexedi.com/nexedi/slapos/merge_requests/1114
This is a step to be able to run ERP5 on zope4, where servers are no longer started by ZConfig.
This will be used by https://lab.nexedi.com/nexedi/slapos/merge_requests/1114