[Spacewalk-list] What is the "Systems Requiring Reboot" view supposed to show?

[Steve Meier]

>> Can anyone explain what this is supposed to be showing?
>> 
>> I have CentOS machines in various states of upgrade but I can't get any to
>> be shown in this view.
>> 
>> The wiki doesn't appear to have any mention of this feature either.
> 
> The current implementation of this feature seeks for the following word:
> 
>    reboot_suggested
> 
> in the keyword list of erratas applied on the system, taking last reboot into
> consideration.

This is quite interesting. I have two questions regarding this:

1) Are there any more keywords that are processed? If so, are they on the Wiki somewhere?

2) Is this a new feature in 1.8? I can't seem to find this on my 1.7 installations.

Kind regards,
  Steve Meier