message: Don't resize to negative size if reading length fails for any reason
diff: @@ -82,9 +82,12 @@ void Command::Recv(StreamReader &reader)
  }
  data.clear();
  + if(length >= 11)
  + {
  data.resize(length - 11);
  reader.Read(&data[0], data.size());
  }
  +}
  CommandData Command::GetData()
  {
  