Drop support for php < 7.4

3.0.0

Make php7.4 the minimum requirement, update dependencies, add psalm

Allow hydration by lists

Extend README.md

(cherry picked from commit d4db20881ab9b2a6b79c1d1aa7c687bd80f3da93)
Signed-off-by: Alexander Wühr <[email protected]>

v1.1.0

Add strictness about keys in hydration

v1.0.1

Remove unused and useless methods from hydrator

PHP 5.6 Compatibility Release

This release is for PHP 5.6 compatibility only

Initial Release

v1.0.0

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