Merge commit 'c14b69790a62aad89fcc471cde482923dfe57f1e' into cluster

This is the last commit before there are more conflicts.

src/search.h

@@ -220,6 +220,7 @@ class SearchManager: public ISearchManager {
             Depth                     depth) const;
 
     Stockfish::TimeManagement tm;
+    int                       originalPly;
     int                       callsCnt;
     std::atomic_bool          ponder;