[maven-release-plugin] copy for tag pmd_releases/6.19.0

[maven-release-plugin] copy for tag pmd_releases/6.18.0

[maven-release-plugin] copy for tag pmd_releases/6.17.0

[maven-release-plugin] copy for tag pmd_releases/6.16.0

[maven-release-plugin] copy for tag pmd_releases/6.15.0

[maven-release-plugin] copy for tag pmd_releases/6.14.0

[maven-release-plugin] copy for tag pmd_releases/6.13.0

[maven-release-plugin] copy for tag pmd_releases/6.12.0

[maven-release-plugin] copy for tag pmd_releases/6.11.0

[maven-release-plugin] copy for tag pmd_releases/6.10.0