Fix duplicated checkbox when form is submit and return with errors
Fix duplicated checkbox when form is submit and return with errors

stanclai/redmine_git_hosting,jbox-web/redmine_git_hosting,stanclai/redmine_git_hosting,jbox-web/redmine_git_hosting,stanclai/redmine_git_hosting,stanclai/redmine_git_hosting,stanclai/redmine_git_hosting,jbox-web/redmine_git_hosting,jbox-web/redmine_git_hosting