[crossfire] Cleaning arch

[Kevin Zheng]

On 6/6/21 3:34 AM, Nicolas Weeger wrote:
> I propose to remove the arch/dev directory totally.
> 
> It contains old scripts that probably no one remembers, faces that weren't
> used in decades and are in wrong perspective, things like that.

Hearing no objections, I think it's safe for you to go ahead and do 
this. If we find out we're missing anything, we can always revert from 
history.

Regards,
Kevin