# File provisioningapi.rb, line 258
                def rename_user(username, new_username)
                        msg = RequestMessage.new
                        msg.about_login(new_username)
                        msg.add_path('https://'+@@google_host+@action[:user_rename][:path]+username)
                        response  = request(:user_update,username,@headers, msg.to_s)
                end