[maven-release-plugin] prepare for next development iteration
[maven-release-plugin] prepare release cnr-data-information-oai-publisher-common-6.0.2
[maven-release-plugin] prepare release cnr-data-information-oai-publisher-common-6.0.1
[maven-release-plugin] prepare release cnr-data-information-oai-publisher-common-6.0.0
depending on released parent
bumped version and updated dependency to oai-utils
migrated to dnet45
codebase used to migrate to java8 the production system