Merge pull request #42 from mixalturek/master

[JENKINS-24021] Show statistics from last build on main job page
Merge pull request #43 from mixalturek/master

[JENKINS-24093] Clean jelly code
Merge pull request #44 from mixalturek/master

[JENKINS-24094] Folding help in configuration
Merge pull request #45 from mixalturek/master

[JENKINS-24602] Native support for cloc tool
[maven-release-plugin] prepare release sloccount-1.20
[maven-release-plugin] prepare for next development iteration