Migrated code to php 7.1 with php-cs.

Module.php

composer.lock

config/module.config.php

data/mappings/dc_generic.php

data/scripts/upgrade.php

src/Api/Adapter/OaiPmhRepositoryTokenAdapter.php

...pi/Representation/OaiPmhRepositoryTokenRepresentation.php

src/Controller/RequestController.php

src/Entity/OaiPmhRepositoryToken.php

src/Form/ConfigForm.php

src/OaiPmh/AbstractXmlGenerator.php

src/OaiPmh/Metadata/AbstractMetadata.php

src/OaiPmh/Metadata/CdwaLite.php

src/OaiPmh/Metadata/MetadataInterface.php

src/OaiPmh/Metadata/Mets.php

src/OaiPmh/Metadata/Mods.php

src/OaiPmh/Metadata/OaiDc.php

src/OaiPmh/Metadata/OaiDcterms.php

src/OaiPmh/MetadataFormatManager.php

src/OaiPmh/OaiSet/AbstractOaiSet.php