message: Close our end of the connection when we receive an EOF
  This should/might fix the server's CPU usage spiking to 100%.
diff: @@ -167,7 +167,10 @@ void CNSocket::step() {
  if (readSize <= 0) {
  // we aren't reading a packet yet, try to start looking for one
  int recved = recv(sock, (buffer_t*)readBuffer, sizeof(int32_t), 0);
  - if (!SOCKETERROR(recved)) {
  + if (recved == 0) {
  + // the socket was closed normally
  + kill();
  + } else if (!SOCKETERROR(recved)) {
  // we got our packet size!!!!
  readSize = *((int32_t*)readBuffer);
  // sanity check
  @@ -189,7 +192,10 @@ void CNSocket::step() {
  if (readSize > 0 && readBufferIndex < readSize) {
  // read until the end of the packet! (or at least try too)
  int recved = recv(sock, (buffer_t*)(readBuffer + readBufferIndex), readSize - readBufferIndex, 0);
  - if (!SOCKETERROR(recved))
  + if (recved == 0) {
  + // the socket was closed normally
  + kill();
  + } else if (!SOCKETERROR(recved))
  readBufferIndex += recved;
  else if (OF_ERRNO != OF_EWOULD) {
  // serious socket issue, disconnect connection
  