[maven-release-plugin] copy for tag dspace-6.2

[maven-release-plugin] copy for tag dspace-5.8

[maven-release-plugin] copy for tag dspace-6.1

[maven-release-plugin] copy for tag dspace-5.7

[maven-release-plugin] copy for tag dspace-4.8

[maven-release-plugin] copy for tag dspace-6.0

[maven-release-plugin] copy for tag dspace-6.0-rc4

[maven-release-plugin] copy for tag dspace-4.7

[maven-release-plugin] copy for tag dspace-5.6

[maven-release-plugin] copy for tag dspace-4.6