v2.1.0

v2.1.0 - 30 July 2025

• Breaking change: any() multiset evaluation renamed and inverted to empty().
• Breaking change: sort_match() renamed to sort_pair(), maximum_match_highest() renamed to max_pair_highest() and similar for minimum_match_highest().
• Add extra parameter to sort_pair.
• Rename several which and target parameters to outcomes.
• Make max_rerolls and depth parameters of reroll_to_pool() keyword-only, and add default outcomes to reroll.
• Experimental leximin() and leximax() multiset evaluations.
• Experimental versus_any() and versus_all() multiset operations.