[oe] remove cdrtools ?

[Tom Rini]

Frans Meulenbroeks wrote:
> While browsing through our recipes I found this:
> cdrtools/cdrtools-native_2.01.01_alpha77.bb
> 
> This was added in 2006 by Raymond Danks, I did some cleaning 1.5 year
> ago, Holger moved it to the latest version last march.
> 
> When I wanted to attack this device to remove legacy staging, I
> suddenly asked myself: why do we have this recipe in the first place?

It's needed for making ISO images of which I thought we used to support 
(boot CDs for x86 boards for example).

-- 
Tom Rini
Mentor Graphics Corporation