Merge branch 'develop' into feature/require-ext-zip

.gitlab-ci.yml

.gitlab-ci/Tests/UnitTests.xml

.gitlab-ci/deployer/deploy.php

composer.json

composer.lock

extensions/ter/Classes/Api/ResultCodes.php

extensions/ter/Classes/Soap/TerSoapV1Handler.php

...ons/ter_fe2/Classes/Command/CheckForExpiredExtensions.php

...ns/ter_fe2/Classes/Command/CheckForOutdatedExtensions.php

...nsions/ter_fe2/Classes/Controller/ExtensionController.php

extensions/ter_fe2/Classes/Domain/Model/Author.php

extensions/ter_fe2/Classes/Domain/Model/Extension.php

extensions/ter_fe2/Classes/Domain/Model/Relation.php

extensions/ter_fe2/Classes/Domain/Model/Tag.php

extensions/ter_fe2/Classes/Domain/Model/Version.php

...Classes/Domain/Repository/CombinedExtensionRepository.php

extensions/ter_fe2/Classes/Security/Role.php

extensions/ter_fe2/Classes/Service/LTSVersionService.php

...nsions/ter_fe2/Classes/Service/OutdatedVersionService.php

extensions/ter_fe2/Classes/Solr/IndexQueue/TerIndexer.php