Application Server and SecreC
Added a new key-value based database module mod_keydb, which supports reading and writing of public or private data according to public keys.
Completely reqritten mechanisms for creating authenticated client application sessions and starting of Sharemind processes, improving robustness and security.
Improved the performance of CHACHA2020 pseudo-random number generator, which is now also the default.
Fixed multiple issues in the networking layer causing servers and client applications to hang.
Fixed multiple issues causing high CPU usage in the application server.