Implement submitting live-repair jobs in maintd
Implement submitting live-repair jobs in maintd

Among the actions a node-status data collector can request is
submitting a live-command for repair actions. Make maintd honor
these requests.

Signed-off-by: Klaus Aehlig <4ce51de36d9068cd7db2eec1151e0f3f95419008@google.com>
Reviewed-by: Petr Pudlak <9d19625f8ee825a2c398462ed335cbcf98f79c32@google.com>

andir/ganeti,mbakke/ganeti,mbakke/ganeti,mbakke/ganeti,ganeti/ganeti,ganeti/ganeti,andir/ganeti,leshchevds/ganeti,leshchevds/ganeti,leshchevds/ganeti,ganeti/ganeti,onponomarev/ganeti,andir/ganeti,onponomarev/ganeti