[maven-release-plugin] copy for tag v1.7.21

[maven-release-plugin] copy for tag v1.7.20

[maven-release-plugin] copy for tag v1.7.19

[maven-release-plugin] copy for tag v1.7.18

[maven-release-plugin] copy for tag v1.7.17

[maven-release-plugin] copy for tag v1.7.16

[maven-release-plugin] copy for tag v1.7.15

[maven-release-plugin] copy for tag v1.7.14

[maven-release-plugin] copy for tag v1.7.13

[maven-release-plugin] copy for tag v1.7.12