[Kst] extragear/graphics/kst/src

[Brisset, Nicolas]

> sort all of our locks by pointer order, and don't lock 
> recursively past primitives.  This should fix the remainder 
> of the deadlocks
Does this include the patch you mailed to the list (which I haven't had
time to test :-() ? The colleague who is best at locking kst has come
back from vacation so that I'd like to strain-test this now to make sure
it has become stable again.

Nicolas