* develop-ascraeus:
[ticket/12570] Keep MySQLi procedural
[ticket/12570] Remove test for affected rows after SELECT
[ticket/12570] Add a test for set_array() and updating with the same value
[ticket/12570] Fix MySQL affectedrows
[ticket/12570] Fix MySQLi affectedrows by specifying MYSQLI_CLIENT_FOUND_ROWS
[ticket/12570] Add a unit test to show broken sql_affectedrows()
[ticket/12570] Add test for updating a config with the same value