[maven-release-plugin] copy for tag 2.2.1-rc1

[maven-release-plugin] copy for tag 2.1.0-rc2

[maven-release-plugin] copy for tag 2.1.0-rc1

[maven-release-plugin] copy for tag v1.2.0-rc1

[maven-release-plugin] copy for tag v1.1.0-rc2

[maven-release-plugin] copy for tag v1.1.0-rc1

[maven-release-plugin] copy for tag v1.0.0-rc2

[maven-release-plugin] copy for tag v1.0.0-rc1

[maven-release-plugin] copy for tag v0.15.0-rc2

[maven-release-plugin] copy for tag v0.15.0-rc1