shout: removed commented code

Remove unused code which is in comments.  Remove that comment about
"stolen code", since the plugin has changed much, and it isn't obvious
which parts are derived.

src/audioOutputs/audioOutput_shout.c

@@ -32,8 +32,6 @@
 
 static int shout_init_count;
 
-/* lots of this code blatantly stolent from bossogg/bossao2 */
-
 struct shout_data {
 	shout_t *shout_conn;
 	int shout_error;
@@ -593,8 +591,6 @@ static void send_metadata(struct shout_data * sd)
 		}
 	}
 
-	/*if(sd->tag) freeMpdTag(sd->tag);
-	  sd->tag = NULL; */
 	sd->tag_to_send = 0;
 }