Merge pull request #279 from ehlertij/master

Output results from 'stat's command when using pumactl

lib/puma/control_cli.rb

@@ -157,6 +157,7 @@ module Puma
         end
 
         message "Command #{@options[:command]} sent success"
+        message response.last if @options[:command] == "stats"
       end
       
       @server.close