User commit version control(SVN) issue status changed and user able to update issue customfield updated dynamically with the user
1.Download last version from https://github.com/johnp2686/Redmine-RepositoriesUpdateIssuewithSVNcommit.git
2.change name Redmine-RepositoriesUpdateIssuewithSVNcommit to redmine_issueupdate
3.rake redmine:plugins:migrate RAILS_ENV=production
4.Restart you Redmine.