udp first connect needs to be counted as a connection too

opentracker.c

@@ -605,6 +605,7 @@ static void handle_udp4( int64 serversocket ) {
       outpacket[0] = 0;           outpacket[1] = inpacket[3];
       outpacket[2] = inpacket[0]; outpacket[3] = inpacket[1];
       socket_send4( serversocket, static_outbuf, 16, remoteip, remoteport );
+      ot_overall_udp_successfulannounces++;
       break;
     case 1: /* This is an announce action */
       /* Minimum udp announce packet size */
@@ -640,6 +641,7 @@ static void handle_udp4( int64 serversocket ) {
         outpacket[2] = htonl( OT_CLIENT_REQUEST_INTERVAL_RANDOM );
         outpacket[3] = outpacket[4] = 0;
         socket_send4( serversocket, static_outbuf, 20, remoteip, remoteport );
+        ot_overall_udp_successfulannounces++;
       } else {
         torrent = add_peer_to_torrent( hash, &peer );
         if( !torrent )