v1.2.0

What's Changed

• feat: add constants for known strings by @AlwinGarside (011d305)
• feat: empaphy\usephul\Var\Type now uses ZEND_STR_* constants and provides public constants itself in addition to enum cases. by @AlwinGarside (53bb63f)
• feat: Added array_key_types() function by @AlwinGarside (b971d88)

Full Changelog: v1.1.0...v1.2.0