Migrate Commons Lang from 2 to 3 (#235)

Migrate to EE 9 in Jelly views (#133)

Enable automated release from GitHub (#131)

https://www.jenkins.io/doc/developer/publishing/releasing-cd/

[maven-release-plugin] copy for tag ivy-2.9

[maven-release-plugin] copy for tag ivy-2.8

[maven-release-plugin] copy for tag ivy-2.7

[maven-release-plugin] copy for tag ivy-2.6

[maven-release-plugin] copy for tag ivy-2.5

[maven-release-plugin] copy for tag ivy-2.4

[maven-release-plugin] copy for tag ivy-2.3