[Tilesathome] tah refactor - identical file names

[spaetz]

On Thu, Aug 28, 2008 at 10:54:03AM -0400, Matthias Julius wrote:
> This is bad.  I have added the timestamp back into the zip filename as
> a quick fix in the current stable branch.  I will do the same for
> _unstable.

Thanks
 
> Eventually I think the filename should be something like
> Z_X_Y_UUID.zip.  There is no real need for PID or hostname to be in
> there.

Fully agreed