tenderloin: use row ioscheduler by default
tenderloin:  add in specific restart commands

ported from Jcsullins
commit 45148614942d827ac9afed212dddf8a3a3853ab3

Change-Id: Ib2e246a276be0263da7870974fc099dcb2cbb01b
tenderloin: add in device specific shutdown/reboot commands

Change-Id: I8f605cf851cd33d71318a66a5263a109454e6e49