Multiprocessing support

[amirouche]

I don't think daiquiri provide a ready solution for multiprocessing context.

ref: https://stackoverflow.com/questions/641420/how-should-i-log-while-using-multiprocessing-in-python
ref: https://github.com/jruere/multiprocessing-logging

[amirouche]

I think multiprocessing-logging should be activated when the handler is not socket based.