Changelog 4.0.2 (2018-12-29)

• update "Simple-MySQL"-dependency use v7 or v8
• use phpcs fixer for the code-style

Changelog 4.0.1 (2018-04-29)

• fix "integrity constraint violation"

  -> via "ON DUPLICATE KEY UPDATE" in the sql-query

Chanelog 4.0.0 (2017-12-23)

• update "Portable UTF8" from v4 -> v5

  -> this is a breaking change without API-changes - but the requirement from "Portable UTF8" has been changed (it no longer requires all polyfills from Symfony)

Chanelog 3.3.0 (2017-12-20)

• use more php7 type-hints
• add "$start_session" to the "Session2DB"-constructor

-> If you want to modify the settings via setters before starting the session, you can skip the session-start and do it manually via "Session2DB->start()"

Changelog 3.2.1 (2017-12-14)

• use php7 type-hints

Changelog 3.2.0 (2017-12-14)

• edit "Session2DB->use_lock_via_mysql(bool|null)"

  - true => use mysql GET_LOCK() / RELEASE_LOCK() - false => use php flock() + LOCK_EX - null => use mysql + extra lock-table

Changelog 3.1.0 (2017-12-14)

• add "Session2DB->use_lock_via_mysql(bool)"
• use new version of "Simple MySQLi" (voku/simple-mysqli)

Changelog 3.0.0 (2017-11-25)

• drop support for PHP < 7.0
• use "strict_types"

Changelog 2.1.0 (2017-12-20)

• backport changes from the "master"-branch into "php_old"-branch

Changelog 2.0.0 (2017-10-15)

• add a interface && a wrapper class for the database-connection