Fixes a bug on the iLO driver tutorial
Fixes a bug on the iLO driver tutorial

There is a wrong command on the iLO Ironic driver tutorial page.
The command is in the "Registering Proliant node in Ironic" session
(http://docs.openstack.org/developer/ironic/drivers/ilo.html#id31),
it is used to create a Ironic node that should use the iLO driver,
so there are some parameters to be passed in the command.
The problem is the lack of the "-i" argument just before the
"ilo_address" and "deploy_ramdisk" parameters. The solution is to add
the "-i" argument just before the "ilo_address" and "deploy_ramdisk"
keys.

By following a tutorial, the reader often copy the commands and small
pieces of code that are provided by the tutorial itself, in doing so,
when the copied part has a problem the error just delaying and sometimes
difficult to understand the process causing a waste of time on debugging
the problems that should not exist.

This patch solves the problem by adding the "-i" argument on the command
in ilo.rst file.

Closes-Bug: #1465910

Change-Id: I6cd24b68deacbb9da022a4e34ae607b5c9c950a4

bacaldwell/ironic,bacaldwell/ironic,ionutbalutoiu/ironic,pshchelo/ironic,devananda/ironic,NaohiroTamura/ironic,Tan0/ironic,redhat-openstack/ironic,dims/ironic,openstack/ironic,SauloAislan/ironic,hpproliant/ironic,pshchelo/ironic,dims/ironic,naterh/ironic,SauloAislan/ironic,openstack/ironic,NaohiroTamura/ironic,ionutbalutoiu/ironic