user_data_based_AI_obvious-move-patch

[bale-go]

Clean up and regression to the obvious move free moves.csv.
Discussion at #74

[bale-go]

Rank estimation with the obvious move free regression.
Cap the rank at 5d.

[sanderland]

isn't -5 = 6 dan?
could you start running your commits through black with black -l 120 <file> (or set this up in an editor) - it will likely make collaboration easier.

[bale-go]

There you go :)