don't keep the lease_start in the store, always initialize it to the

[domsj]

current time such that a node will respect another master for at least an entire lease_period when it wakes up.

[NicolasT]

Will this also behave the same when there is no *master in the store?

[domsj]

I think so, that's the

     with Not_found ->
       None

path which I left unchanged