[maven-release-plugin] copy for tag v2.1.6

[maven-release-plugin] copy for tag v2.1.5

[maven-release-plugin] copy for tag v2.1.4

[maven-release-plugin] copy for tag v2.1.3

[maven-release-plugin] copy for tag v2.1.2

[maven-release-plugin] copy for tag v2.1.1

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

[maven-release-plugin] copy for tag v2.0.3

[maven-release-plugin] copy for tag v2.0.2

[maven-release-plugin] copy for tag v1.0.3