gpsusi: Gpsshogi for the usi protocol

OPTIONS

--benchmark: test search performance
--benchmark-single: test search performance
--benchmark-more arg (=0): number of problems for benchmark
--benchmark-seconds arg (=30): seconds for benchmark
--profile: profile mode (run in 1 thread even when OSL_SMP is defined)
--io-stream arg: input for debug
--udp-logging arg: host:port for udp logging
--book-width arg (=10): relative width of book
--book-width-root arg (=16): relative width of book at the initial position
--eval-randomness arg (=0): add random value generated by normal distribution of a given standard deviation, to evaluation values
--node-count-hard-limit arg (=0): nodes limit for each search (0 for infinity)
-N [ --num-cpus ] arg (=-1): num cpus for parallel search
--new-move-probability-in-genmove-logprobability arg (=1): use new (experimental) move probability for genmove_probability
--memory-use-percent arg (=100): percentage for memory use (normally 100)
--extended-usi arg (=0): use extended usi (currently, pv will be shown in extended format)
--health-check: test whether data files are properly placed
-h [ --help ]: produce help message
--version: show version info