Issue #2173653 by kay_v, scor: Update easyrdf/easyrdf to 0.8.0.

composer.json

composer.lock

core/vendor/autoload.php

core/vendor/composer/autoload_real.php

core/vendor/composer/installed.json

core/vendor/easyrdf/easyrdf/CHANGELOG.md

core/vendor/easyrdf/easyrdf/DEVELOPER.md

core/vendor/easyrdf/easyrdf/README.md

core/vendor/easyrdf/easyrdf/composer.json

core/vendor/easyrdf/easyrdf/doap.php

core/vendor/easyrdf/easyrdf/lib/EasyRdf.php

core/vendor/easyrdf/easyrdf/lib/EasyRdf/Collection.php

core/vendor/easyrdf/easyrdf/lib/EasyRdf/Container.php

core/vendor/easyrdf/easyrdf/lib/EasyRdf/Exception.php

core/vendor/easyrdf/easyrdf/lib/EasyRdf/Format.php

core/vendor/easyrdf/easyrdf/lib/EasyRdf/Graph.php

core/vendor/easyrdf/easyrdf/lib/EasyRdf/GraphStore.php

core/vendor/easyrdf/easyrdf/lib/EasyRdf/Http.php

core/vendor/easyrdf/easyrdf/lib/EasyRdf/Http/Client.php

core/vendor/easyrdf/easyrdf/lib/EasyRdf/Http/Response.php