[gnugo-devel] trevor_1_22.4

[Trevor Morris]

http://www.public32.com/games/go/trevor_1_22.4
 - spelling corrections.  fflush() added a few places.
 - owl tries tactical defense for small groups.
 - owl logs number of variations per sub-tree in SGF file.
 - [ox]play_(attack_either|defend_both) handles ko correctly.
 - added [ox]play_(dis)?connect helpers
 - allow followup value if defense threat is contingent on ko.
 - only allow territory move values if move is deemed safe.
 - reduce cutstone values in case of ko.
 

(Yes, I skipped trevor_1_22.2, if you were counting.)