[computer-go] Progressive unpruning in Mango 19x19

[Rémi Coulom]

> Question for native English speakers: do you think this technique is 
> best described by “progressive unpruning” or “progressive widening”?

I used this term in reference to Tristan Cazenave's "iterative widening" 
and "generalized widening" (I should have cited him). See:
http://www.ai.univ-paris8.fr/~cazenave/openld.pdf

Rémi