Summary
- merged
- updated to scala-2.13: its ArraySeq implementation is not usable here (requires scala.relection.ClassTag);
- updated to scala-2.13.4;
- clarified;
- clarified return code: re-use SIGALRM for soft timeout;
- clarified signature: more operations;
- tuned;
- clarified signature: support more generic server implementations;
- tuned comments;
- proper </html>;
- tuned message;