Implemented new, hopefully faster board representation.
Still buggy and will segfault on genmove. Likely also play? 
Should test with gogui
refs #26 @6h0
Playing games now seem to work with the new board version.
Generating moves still does not work for other than simple random
Fixed erronous refactoring of gamestate
Did optimisations to board simulations. 
Fixed segfault bug.
Blocks were deleted and attempted reused. Missed a "delete"
refs #26 @2h0
Minor optimisations 
refs #26 @0h20