Add 'plugins/struts2-codebehind-plugin/' from commit '5b30f3ae145ce4aaf231fea299da20d4e9f90725'

git-subtree-dir: plugins/struts2-codebehind-plugin
git-subtree-mainline: f212c8fc73491de4a08db5a30225a68e924798ca
git-subtree-split: 5b30f3ae145ce4aaf231fea299da20d4e9f90725