Init
Fix receiver blocked because not flushing in server loop
Add profiling code
398758 Faster logging and batching in both sides
Make smaller the number of batched requests

Precaution to avoid too much latency.
Add goa.{Exit,WaitExit}()
Cosmetic
Cosmetic
Batch setPending()
Remove unnecessary timeouts
Update performance comment
Add memory profiling
.
Cosmetic
Cosmetic