0.16.0

What's Changed

• allow to add two sets by @akondas in #100
• upgrade codebase to better php 8.1 compatibility and fix iterator bug by @akondas in #101
• fix singleton iterator key method by @akondas in #102
• consistent approach to exceptions (BC break) by @akondas in #103
• Add tuple generator by @mtk3d in #71
• bump and unlock phpstan by @akondas in #104
• remove all phpstan errors by @akondas in #107
• improve comparator and comparable interface by @akondas in #106
• Allow to use objects as map keys by @akondas in #105
• bump phpstan level to 5 by @akondas in #108
• improve and fix tuple return types by @akondas in #109

Full Changelog: 0.15.0...0.16.0