Chess engine: Zangdar 2.29

Zangdar - UCI chess engine (written in C++11).

Rating CEDR=2954

v.2.29:

There is not a lot of modifications, but only some improvements in history pruning.

This should bring Zangdar near 3200 elo.

I put binaries for several architectures, sorted by strength

x86-64

popcnt

avx2

bmi2-nopext

bmi2-pext

5950X-nopext

5950X-pext

Zangdar 2.24 - results:

Cheng 4.42	2.5/6	-1	6 Games
ChessBrainVB 4.02	2/6	-2	6 Games
Maxwell 3.0.7	4/4	+4	4 Games
Shuffle 4.4.0	4/4	+4	4 Games
Eubos 3.00	4/4	+4	4 Games
Thrawn 2.0	2.5/4	+1	4 Games
Ceibo 1.0	1.5/4	-1	4 Games
Critter 1.6a	0.5/4	-3	4 Games
Clarity 4.0.0	0/4	-4	4 Games
Akimbo 0.8.0	0/4	-4	4 Games
Seer 2.8.0	0/4	-4	4 Games
Jet 1.1	2.5/3	+2	3 Games
Dumb 2.0	2/2	+2	2 Games
MinimalChess 0.6	2/2	+2	2 Games
Oxidation 0.5.0	2/2	+2	2 Games
Tcheran 1.1	2/2	+2	2 Games
Blocky 1.0.0	2/2	+2	2 Games
Austerlitz 1.4.7	2/2	+2	2 Games
Kobra 0.1	2/2	+2	2 Games
Maxwell 3.0.8	2/2	+2	2 Games
Bagatur 3.7e	2/2	+2	2 Games

Zangdar 2.29 download (all versions: Zangdar-2.29-5950X-nopext.exe, Zangdar-2.29-5950X-pext.exe, Zangdar-2.29-avx2.exe, Zangdar-2.29-bmi2-nopext.exe, Zangdar-2.29-bmi2-pext.exe, Zangdar-2.29-popcnt.exe, Zangdar-2.29-x86-64.exe)