[maven-release-plugin] copy for tag v2.1.0

[maven-release-plugin] copy for tag v2.0.0

[maven-release-plugin] copy for tag v0.10.0

[maven-release-plugin] copy for tag v0.9.0

[maven-release-plugin] copy for tag v0.8.1

[maven-release-plugin] copy for tag v0.8.0

[maven-release-plugin] copy for tag v0.7.2

[maven-release-plugin] copy for tag v0.7.1

[maven-release-plugin] copy for tag v0.7.0

[maven-release-plugin] copy for tag v0.6.0