Server.java now uses SetNickname() instead of sending a raw NICK line

git-svn-id: http://svn.dmdirc.com/trunk@38 00569f92-eb28-0410-84fd-f71c24880f

src/dmdirc/Server.java

             public void onNickInUse(IRCParser tParser) {
                 String newNick = tParser.me.sNickname+"_";
                 frame.addLine("Nickname in use. Trying "+newNick);
-                tParser.SendLine("NICK "+newNick);
+                tParser.SetNickname(newNick);
             }
         });