v4.3.0

Full Changelog (e0cf5a1...346138e)

Changes

• search: prune at a PV node once it leaves the previous iteration's PV
• search: age main history between searches
• search: order qsearch captures by capture history
• search: price en passant and quiet promotions in root ordering
• search: raise the correction-history magnitude
• search: let quiet pruning see the history tables ordering already pools