Added

- Usage of function GeneralUtility::_POST and GeneralUtility::_GET (thanks to ayacoo)

Changed

- Now using a resume step when returning from IdP for non TR-03130 flows for better cookie handling
- Better BE login check in tests
- Make BE tests more patient
- Fix language handling in BE for en language

Fixed

- Version Check for TYPO3 11 now matches 11.0.0 also