Merge pull request #373 from j4mie/aaronpk-master

Annotations for PHP 8.1 compatibility and GitHub actions CI

Merge pull request #359 from j4mie/develop

Merge pull request #340 from j4mie/develop

Publish v1.5.6 of Idiorm

prepare release

update the 1.5.4 release date in the readme

Merge pull request #318 from j4mie/develop

Document the raw_execute() method

Merge pull request #310 from j4mie/develop

Merge develop into master for release

Add note about fixes to changelog

Add release date

Issue #156 findMany() returns only the last record in a set