<offtopic>Although this is an unrelated post, I find your over-defensiveness and admittance to hacking on other servers as a huge red flag. I haven't seen it myself, but I would need proof either way that you didn't. </offtopic>
Honestly, I would just ignore him if he's a troll. The only reason trolls exist is to get a reaction. If you quit spamming "GO AWAY", maybe he'll go away. You can report it here, but you don't have to tell him about it. Telling him that you're reporting him is feeding him.