[maven-release-plugin] copy for tag 2.1.0 

[maven-release-plugin] copy for tag 2.0.1 

[maven-release-plugin] copy for tag 2.0.0 

[maven-release-plugin] copy for tag 2.0.0-beta1 

[maven-release-plugin] copy for tag 1.0.0 

[maven-release-plugin] copy for tag 1.0.0-rc4 

[maven-release-plugin] copy for tag 1.0.0-rc3 

[maven-release-plugin] copy for tag 1.0.0-rc2 

[maven-release-plugin] copy for tag 1.0.0-rc1