[PATCH 3 of 3 in crew] run-tests: use correct python safely under --jobs

[Siddharth Agarwal]

On 12/12/2012 04:41 AM, Adrian Buehlmann wrote:
> This is not entirely true, as at least a globally installed Python on
> Windows will have the required dll's installed in a system directory and
> should thus find them (and its other required files).

Interesting. That could be possible, but it doesn't seem like something 
we can rely on. Unfortunately most of this side-by-side stuff is a black 
box.