testing RubiChess 1.4 x64

vs Hiarcs 14 1CPU                 [2835] 55.5-44.5 perf=2873
vs Jonny 8.00 x64 1CPU            [3045] 32.0-68.0 perf=2914
vs Laser 1.4 x64 1CPU             [2868] 52.5-47.5 perf=2885
vs Pedone 1.7 x64 1CPU            [2893] 39.5-60.5 perf=2819
vs SmarThink 1.96 x64 1CPU        [2905] 53.5-46.5 perf=2929
vs Spark 1.0 x64 1CPU             [2781] 63.0-37.0 perf=2873
vs Texel 1.05 x64 1CPU            [2905] 44.0-56.0 perf=2863
vs Wasp 3.60 x64 1CPU             [2928] 49.5-50.5 perf=2925
vs Amoeba 3.0 x64 1CPU            [2810] 61.5-38.5 perf=2891 [W.B.]
vs Deep Sjeng ct2010 w32 1CPU     [2783] 61.0-39.0 perf=2861 [W.B.]
vs Demolito 2018-10-29 x64 1CPU   [2871] 52.0-48.0 perf=2885 [W.B.]
vs Deuterium v2019.1.36.50 x64    [2852] 49.5-50.5 perf=2849 [W.B.]
vs Naum 4.6 x64 1CPU              [2898] 52.0-48.0 perf=2912 [W.B.]
vs Vajolet2 2.7 x64 1CPU          [2976] 39.5-60.5 perf=2902 [W.B.]
vs Arasan 21.3 x64 1CPU           [3003] 41.5-58.5 perf=2944 [W.B.]
vs Atlas 3.91 x64 1CPU            [2773] 68.0-32.0 perf=2903 [W.B.]
============================================================
RubiChess 1.4 x64 1CPU     ELO 2889 out of 1600 games +59
RubiChess 1.3 x64 1CPU     ELO 2830 out of 1400 games
============================================================

perf=46228 / 16 = 2889 +- xx = ca. 2889