"
Added NIC / Disk existance check, --force-raid mode on
scylla_raid_setup.
"
* 'scylla_setup_fix4' of https://github.com/syuu1228/scylla:
dist/common/scripts/scylla_raid_setup: verify specified disks are unused
dist/common/scripts/scylla_raid_setup: add --force-raid to construct raid even only one disk is specified
dist/common/scripts/scylla_setup: don't accept disk path if it's not block device
dist/common/scripts/scylla_raid_setup: verify specified disk paths are block device
dist/common/scripts/scylla_sysconfig_setup: verify NIC existance
(cherry picked from commit a36b1f1967)