[maven-release-plugin] copy for tag testng-6.8.17

[maven-release-plugin] copy for tag testng-6.8.16

[maven-release-plugin] copy for tag testng-6.8.15

[maven-release-plugin] copy for tag testng-6.8.14

[maven-release-plugin] copy for tag testng-6.8.13

[maven-release-plugin] copy for tag testng-6.8.12

[maven-release-plugin] copy for tag testng-6.8.11

[maven-release-plugin] copy for tag testng-6.8.10

[maven-release-plugin] copy for tag testng-6.8.8

[maven-release-plugin] copy for tag testng-6.8.7