IPMITool to use the new ManagementInterface

Add the new ManagementInterface to the IPMITool driver. The method
set_boot_device was removed from the VendorPassthru interface because
this method was promoved to the ManagementInterface.

Implements: blueprint new-management-interface
Change-Id: I7bd9cb0a5d38f1044ae3e74dd08564e20828933b
Merge "IPMITool to use the new ManagementInterface"