Improve logging

[jugglinmike]

Provide a named pipe as a consistent descriptor for inspecting log messages in real time.

@Wilto @tkellen Look good?

[tkellen]

I think that logrotate might do most of what you need here (just recording this for posterity based on our conversation in IRC).

[tkellen]

This might be useful as a reference, also: https://github.com/nickhammond/ansible-logrotate

[bmac]

cc myself