Re: [PATCH] Make kickstart timezone value check consistent with system-config-date (#483094)

[Chris Lumens <clumens redhat com>]

> Use zonetab module for in place of zone.tab file.
> Zonetab (used by UI and s-c-date) adds some of Etc/* specifiers.

This looks fine to me, and fixes up a lot of bugs I think.  Can we
consider this one for backporting to RHEL5 if those bugs start to become
really important?

Feel free to go ahead and commit to master.  Thanks.

- Chris