Multiprocessing makes another process so name it nicely.

Signed-off-by: Chris Lamb <chris@thread.com>
Tell us when we are exiting.

Signed-off-by: Chris Lamb <chris@thread.com>
Show when the master process falls off the end.

Signed-off-by: Chris Lamb <chris@thread.com>
Add a debug message for this tick.

Signed-off-by: Chris Lamb <chris@thread.com>
Only using one value, so just pass it around.

Reverts f9d4eed2b756f6c5ec006496c0e6f6c2dd379559

Signed-off-by: Chris Lamb <chris@thread.com>
Don't use the timeout kwarg - prefer time.sleep() as it's "resumable"

Signed-off-by: Chris Lamb <chris@thread.com>