[NTG-context] some patches

[Taco Hoekwater]

Maurice Diamantini wrote:
> 
> Not quite related to this subject, but as you are going to make the  
> ConTeXt
> installation more and more robust. It would be nice if the ConTeXt  
> independant
> distrib could be use **without positionning any TEXMF like variables**.
> This would allow to use updated ConTeXt distrib without breaking a  
> standard
> (more or less old) other LaTeX existing distibution.

It is up to you to decide when to call "setuptex", so you can
control this already. Or do I misunderstand something?

Cheers, Taco