memfile: add a command to force writing in-memory DB to file
memfile keeps leases in memory and writes changes to disk. If the leasefile is lost for whatever reason, it may be useful to tell Kea to write is entire lease file to disk.
memfile keeps leases in memory and writes changes to disk. If the leasefile is lost for whatever reason, it may be useful to tell Kea to write is entire lease file to disk.