EDIT this is now a site setting, search for “logout”
With the removal of the Logout from all menu items, for those who still wish to allow all users the same accessibility to logout as they can to login, there is now a plugin for that.
It currently uses existing locale strings, so all of the existing languages that have been translate, benefit immediately.
It also calls the underlying
User.logout() so any changes that may occur in Core (apart from moving that to a different location, will also be benefited by this plugin)
Plugin is located at