[maven-release-plugin] copy for tag parent-3.0.0-RC1

[maven-release-plugin] copy for tag parent-2.7.1

[maven-release-plugin] copy for tag parent-2.7.0

[maven-release-plugin] copy for tag parent-2.6.0

[maven-release-plugin] copy for tag parent-2.5.0

[maven-release-plugin] copy for tag parent-2.4.0

[maven-release-plugin] copy for tag parent-2.4.0-RC1

[maven-release-plugin] copy for tag parent-2.3.0

[maven-release-plugin] copy for tag parent-2.2.0

[maven-release-plugin] copy for tag parent-2.1.0