[sheepdog] [PATCH] sheep: add a kill node operation

[Dietmar Maurer]

> Partly yes, but I think an option to disable automatic recovery temporarily
> would be better because I just need it at some time not all the time. Suppose
> one node out of your reach is down and you need hours to get to it to do
> manual recovery, this will put cluster to dangerous for hours, even days,
> months.

Maybe we can delay the start of recovery for some time (1h)? That way a normal
server reboot does not harm.