Moved all manhole start to manhole init
Moved all manhole start to manhole init

The start_plugins part of the manhole initialization
was being initialized, logging lines and creating a
file whenever the user agent was started, as opposed
to only when the manhole option is active

pixelated-project/pixelated-user-agent,pixelated-project/pixelated-user-agent,pixelated-project/pixelated-user-agent,pixelated-project/pixelated-user-agent,pixelated/pixelated-user-agent,pixelated-project/pixelated-user-agent,pixelated/pixelated-user-agent,pixelated/pixelated-user-agent,pixelated/pixelated-user-agent,pixelated/pixelated-user-agent