Re: Supporting compression-less release builds

Julio wrote:

> * Release sets. These already have knobs for > configuration.
> * Disk images. Compressed with gzip >unconditionally.
> * Kernels. Compressed with gzip unconditionally.
> 
> I do not know if there are good reasons for these differences

Bootloaders understand gzip, but don't (and I think, don't have the resources to) understand xz. 

      -is