Merge branch 'develop' into 'main'

CONTRIBUTING.md

README.md

oaipmh-core/pom.xml

.../java/info/textgrid/middleware/DublinCoreFieldLoader.java

.../textgrid/middleware/IdentifierListDelivererAbstract.java

...nfo/textgrid/middleware/IdentifierListDelivererIDIOM.java

...re/src/main/java/info/textgrid/middleware/OAIPMHImpl.java

...c/main/java/info/textgrid/middleware/OAIPMHUtilities.java

...ava/info/textgrid/middleware/RecordDelivererDATACITE.java

...main/java/info/textgrid/middleware/RecordDelivererDC.java

...info/textgrid/middleware/RecordListDelivererDATACITE.java

.../java/info/textgrid/middleware/RecordListDelivererDC.java

.../main/java/info/textgrid/middleware/SetListDeliverer.java

.../test/java/info/textgrid/middleware/ClassicMayanTest.java

...a/info/textgrid/middleware/OaiPmhDariahdeOnlineTests.java

.../resources/oaipmh.test.repository-de-dariah-eu.properties

oaipmh-webapp/src/main/webapp/WEB-INF/beans.xml

...h-webapp/src/main/webapp/WEB-INF/oaipmh.dariah.properties