Fix composer to only allow DBAL 2.4 DEV and larger
DDC-2192 - Prevent using append flag in case of where and having to avoid user confusion, because this is not allowed.
DDC-1698 - Prepend autoloader to stack and fix CS
DDC-1698 - Allow autoload registration from a Configuration instance
Ensure onFlush and postFlush events are always raised
No huge if clause
DDC-2173 - Add Test for new OnFlush or PreFlush behavior and update UPGRADE.md
Merge branch 'DDC-2173'
DDC-2173 - Correct issue is about "postFlush" not "preFlush" and add test
Fix for DDC-2203
Merge pull request #548 from nemekzg/DDC-2203

Fix for DDC-2203
Proxy generation as of doctrine/common#168 - DCOM-96
Adding fix and tests for DDC-1734
Cleaning up logic of the proxy factory by moving closure generation to own private methods
Restoring reference to doctrine common main repo