iRMC Power Driver for Ironic

* The proposal presents the work required to add support for power
  management features for FUJITSU PRIMERGY iRMC, integrated Remote
  Management Controller, Drivers in Ironic.

Implements: blueprint irmc-power-driver
Change-Id: Ice4ef6546c69b7231b4172ae9c679444b1629954
Merge "iRMC Power Driver for Ironic"