ntk-console-server: Show current IP address. This needs improved.

src/ntk-console-server.c

 			//send_response(session_fd, (char)me.cur_qspn_id);
 			break;
 		case COMMAND_CURIP:
-			//send_response(session_fd, (char)me.cur_ip.data);
+			snprintf(buffer, maxBuffer, "IP: %s", inet_to_str(me.cur_ip));
 			break;
 		case COMMAND_CURNODE:
 			//send_response(session_fd, (char)me.cur_node);