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It actually provide a way to make a non-daemon application (mentionned in the part about launching the app).

Yes, this is true! Officially the lib supports 2 kind (modes) of application. But user can define a new type, for sample this article, show how create a new application mode. In this case the mode is a apache httpd server module extension. http://www.codeproject.com/Articles/695937/Creating-a-New-Application-Mode