Merge branch 'hr/drop-pom' into 'master'

.gitmodules

.idea/modules.xml

.idea/php.xml

.idea/vcs.xml

Dockerfile-moodle-with-autograde

assignsubmission_autograde.iml

autograde-plugins/README.md

autograde-plugins/assignsubmission_autograde/.gitignore

autograde-plugins/assignsubmission_autograde/Dockerfile

autograde-plugins/assignsubmission_autograde/README.md

autograde-plugins/assignsubmission_autograde/composer.json

autograde-plugins/assignsubmission_autograde/composer.lock

autograde-plugins/assignsubmission_autograde/config.php

...ion_autograde/src/classes/client/autograde_webservice.php

...mission_autograde/src/classes/client/model/Assignment.php

...nsubmission_autograde/src/classes/client/model/Course.php

...ission_autograde/src/classes/client/model/Environment.php

...ubmission_autograde/src/classes/client/model/Registry.php

...utograde/src/classes/client/model/RegistryCredentials.php

...mission_autograde/src/classes/client/model/Submission.php