Update movepick.h

Author: winapiadmin

movepick.h

@@ -2,4 +2,6 @@
 #include <fwd_decl.h>
 namespace engine::movepick {
 	void orderMoves(chess::Board &, chess::Movelist &, chess::Move, int);
-}
+	extern Value historyHeuristic[64][64]{};
+    extern Move killerMoves[256][2];
+}