3.0.0-alpha6

Merge pull request #2 from horde/feat/token-test-modernization
style: apply PHP CS Fixer formatting fixes
chore: remove accidentally committed phpunit cache file
feat: add PSR-0 compatibility shims for backward compatibility
feat: implement PSR-4 core classes with clean architecture
test: enable SQL database tests with horde/test and horde/db
test: add mock storage infrastructure for PSR-4 conversion
test: modernize to PHPUnit 11-13, reorganize test structure
chore(qc): run quality check and improve .gitignore
Create README.md
Development mode for Token-3.0.0alpha5
Released Token-3.0.0alpha4
Update metadata and workflows for PHP 8 support
Add CI job for satis repo update
no errors, added ci.yml, adapted bootstrap.php
no errors left
ten errors left (probably because of connection config)
WIP 10 errors left, namespaces not adjustable yet, uncaught Exceptions are triggered at uncertain points WIP
Development mode for Token-3.0.0alpha5