[maven-release-plugin] copy for tag v2.6.0 

[maven-release-plugin] copy for tag v2.5.0 

[maven-release-plugin] copy for tag v2.4.0 

releasing v1.8.0 

[maven-release-plugin] copy for tag v2.3.0 

[maven-release-plugin] copy for tag v2.2.0 

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

[maven-release-plugin] copy for tag v1.7.0 

[maven-release-plugin] copy for tag v2.0.4 

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