[maven-release-plugin] copy for tag v7.2.0

[maven-release-plugin] copy for tag v7.2.0-RC5

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[maven-release-plugin] copy for tag v7.2.0-RC3

[maven-release-plugin] copy for tag v7.2.0-RC2

Release version 7.1.1

[maven-release-plugin] copy for tag v7.2.0-RC1

[maven-release-plugin] copy for tag v7.1.0

Release version 6.8.0

[maven-release-plugin] copy for tag v7.1.0-RC1