Description of live migration configuration options

Configuration option = Default value	Description
[DEFAULT]
live_migration_retry_count = 30	(IntOpt) Number of 1 second retries needed in live_migration
[libvirt]
live_migration_bandwidth = 0	(IntOpt) Maximum bandwidth to be used during migration, in Mbps
live_migration_flag = VIR_MIGRATE_UNDEFINE_SOURCE, VIR_MIGRATE_PEER2PEER, VIR_MIGRATE_LIVE, VIR_MIGRATE_TUNNELLED	(StrOpt) Migration flags to be set for live migration
live_migration_uri = qemu+tcp://%s/system	(StrOpt) Migration target URI (any included "%s" is replaced with the migration target hostname)